Author name: Kelly Newman

brewing-tea-removes-lead-from-water

Brewing tea removes lead from water

Testing the teas

Scanning electron microscope image of black tea leaves, magnified by 500 times. Black tea, which is wilted and fully oxidized, exhibits a wrinkled surface, potentially increasing the available surface area for adsorption. Credit: Vinayak P. Dravid Group/Northwestern University

To test their hypothesis, the authors purchased Lipton and Infusions commercial tea bags, as well as a variety of loose-leaf teas and herbal alternatives: black tea, green tea, white peony tea, oolong tea, rooibos tea, and chamomile tea. The tea bags were of different types (cotton, cellulose, and nylon). They brewed the tea the same way daily tea drinkers do, steeping the tea for various time intervals (mere seconds to 24 hours) in water spiked with elevated known levels of lead, chromium, copper zinc, and cadmium. Tea leaves were removed after steeping by pouring the tea through a cellulose filter into a separate tube. The team then measured how much of the toxic metals remained in the water and how much the leaves had adsorbed.

It turns out that the type of tea bag matters. The team found that cellulose tea bags work the best at adsorbing toxic metals from the water while cotton and nylon tea bags barely adsorbed any contaminants at all—and nylon bags also release contaminating microplastics to boot. Tea type and the grind level also played a part in adsorbing toxic metals, with finely ground black tea leaves performing the best on that score. This is because when those leaves are processed, they get wrinkled, which opens the pores, thereby adding more surface area. Grinding the tea further increases that surface area, with even more capacity for binding toxic metals.

But the most significant factor was steeping time: the longer the steeping time, the more toxic metals were adsorbed. Based on their experiments, the authors estimate that brewing tea—using a tea bag that steeps for three to five minutes in a mug—can remove about 15 percent of lead from drinking water, even water with concentrations as high as 10 parts per million.

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nothing-on-phone-3a-pro-design:-“some-people-will-hate-it”

Nothing on Phone 3a Pro design: “Some people will hate it”

Nothing, the smartphone venture from OnePlus co-founder Carl Pei, is on its third generation of Android smartphones. The Nothing Phone 3a and 3a Pro will be officially announced on March 4, but there won’t be much left to reveal. Not only has Nothing teased the phones a few times, there’s also a new video highlighting the Nothing Phone 3a Pro’s design. In it, Nothing’s design team speaks at length about how they tried to incorporate the chunky camera module, but what they came up with is going to be divisive.

As we approach 20 years since the iPhone made touchscreen smartphones the default, the form factor is very fleshed out. Some of today’s most popular smartphones have almost reached the point of anti-design—flat, unremarkable bodies that are intended to be covered up with a case. There’s something to be said for that when most people slap a sheet of plastic on their phone and only remove it once in a blue moon. Nothing, however, designs phones with transparent panels and glowing “Glyphs” that are intended to be seen. In the case of the 3a Pro, there’s also a camera module so big it’s sure to stand out.

People generally want big screens and big batteries that don’t make phones too thick or heavy. Some components have shrunk or been dropped entirely to free up space (a moment of silence for the dearly departed headphone jack). Camera modules, however, can’t shrink infinitely. Smaller lenses and sensors have an impact on image quality, so expensive phones often have gargantuan camera arrays that can make phones top-heavy. For example, look at the Google Pixel 9 series, which features a camera bump that towers above the rest of the back.

The Nothing Phone 3a Pro isn’t a flagship device, but it’ll have more cameras than the Nothing Phone 3a that will release at the same time. The new design video shows off the phone’s three rear-facing sensors: a 50MP primary, an 8MP ultrawide, and a 50MP periscope telephoto (focal length unknown). The Nothing Phone 3a Pro has three of those glowing Glyphs on the back, framing the enormous camera module. The phone’s PCB also needed some tweaks to make room for the folded periscope assembly, which is much thicker than the other sensors.

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judge:-us-gov’t-violated-privacy-law-by-disclosing-personal-data-to-doge

Judge: US gov’t violated privacy law by disclosing personal data to DOGE

“The plaintiffs have made a clear showing that they are likely to suffer irreparable harm without injunctive relief,” the order said. “DOGE affiliates have been granted access to systems of record that contain some of the plaintiffs’ most sensitive data—Social Security numbers, dates of birth, home addresses, income and assets, citizenship status, and disability status—and their access to this trove of personal information is ongoing. There is no reason to believe their access to this information will end anytime soon because the government believes their access is appropriate.”

The American Federation of Teachers, which represents 1.8 million teachers and nurses, was joined in the lawsuit by the International Association of Machinists and Aerospace Workers, International Federation of Professional and Technical Engineers, National Active and Retired Federal Employees Association, and National Federation of Federal Employees.

No need to know

The government insisted that the DOGE affiliates are employees of Education and OPM, and the judge assumed that is true for purposes of evaluating the motion for a restraining order. Even with that allowance, Boardman decided the data access is not permissible under the “need-to-know” exception to the law prohibiting unnecessary disclosure.

The Trump administration did not explain why “the DOGE affiliates at Education need such comprehensive, sweeping access to the plaintiffs’ records to audit student loan programs for waste, fraud, and abuse or to conduct cost-estimate analyses,” Boardman wrote, adding that “there appears to be no precedent with similar facts.”

There are six DOGE affiliates working at Education. They include Adam Ramada, a United States DOGE Service employee, and five “DOGE-affiliated individuals” who have not been identified by name.

“It may be that, with additional time, the government can explain why granting such broad access to the plaintiffs’ personal information is necessary for DOGE affiliates at Education to do their jobs, but for now, the record before the Court indicates they do not have a need for these records in the performance of their duties,” Boardman wrote.

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the-seemingly-indestructible-fists-of-the-mantis-shrimp-can-take-a-punch

The seemingly indestructible fists of the mantis shrimp can take a punch

To find out how much force a mantis shrimp’s dactyl clubs can possibly withstand, the researchers tested live shrimp by having them strike a piezoelectric sensor like they would smash a shell. They also fired ultrasonic and hypersonic lasers at pieces of dactyl clubs from their specimens so they could see how the clubs defended against sound waves.

By tracking how sound waves propagated on the surface of the dactyl club, the researchers could determine which regions of the club diffused the most waves. It was the second layer, the impact surface, that handled the highest levels of stress. The periodic surface was almost as effective. Together, they made the dactyl clubs nearly immune to the stresses they generate.

There are few other examples that the protective structures of the mantis shrimp can be compared to. On the prey side, evidence has been found that the scales on some moths’ wings absorb sound waves from predatory bats to keep them from echolocation to find them.

Understanding how mantis shrimp defend themselves from extreme force could inspire new technology. The structures in their dactyl clubs could influence the designs of military and athletic protective gear in the future.

“Shrimp impacts contain frequencies in the ultrasonic range, which has led to shrimp-inspired solutions that point to ultrasonic filtering as a key [protective] mechanism,” the team said in the same study.

Maybe someday, a new bike helmet model might have been inspired by a creature that is no more than seven inches long but literally doesn’t crack under pressure.

Science, 2025.  DOI:  10.1126/science.adq7100

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this-ev-could-reboot-medium-duty-trucking-by-not-reinventing-the-wheel

This EV could reboot medium-duty trucking by not reinventing the wheel


Modest goals and keeping within the lines have done this startup well.

A rolling medium-duty truck chassis in a factory

Harbinger’s rolling chassis, at the company’s factory in Garden Grove, California. Credit: Tim Stevens

Harbinger’s rolling chassis, at the company’s factory in Garden Grove, California. Credit: Tim Stevens

GARDEN GROVE, Calif.—There’s no shortage of companies looking to reinvent the delivery experience using everything from sidewalk drones to electric vans. Some are succeeding, but many more have failed by trying to radically rethink the simple, age-old task of getting stuff from one place to another.

Harbinger likewise wants to shake up part of that industry but in a decidedly understated way. If you found yourself stuck in traffic behind one of the company’s all-electric vehicles, there’s a good chance you wouldn’t even notice. The only difference? The lack of diesel smoke and clatter.

From the outside, Harbinger’s pre-production machine looks identical to the standard flat-sided, vinyl-wrapped delivery vehicles that seemingly haven’t changed in decades. That’s because they really haven’t. Those familiar UPS and FedEx machines are built on common chassis like Ford’s F-59 or Freightliner’s MT45, with ladder chassis and leaf spring designs dating back to the earliest days of trucking.

Rather than discarding decades of learning and optimization, Harbinger is keeping its focus narrow, changing only what’s required to move the industry away from expensive and ugly combustion to cleaner and cheaper electric drive.

Harbinger is exclusively focused on medium-duty options right now, trucks that are significantly larger than the Rivians or Mercedes eSprinters of the world. “That’s basically everything 5 through 15 tons or thereabouts,” co-founder and Harbinger CTO Phillip Weicker said, “the dominant product for what’s called a strip chassis, essentially what in the passenger market is called a skateboard.”

Yes, Harbinger just builds the chassis. Everything on top comes from somewhere else.

“Most medium-duty vehicles are built by one company building the chassis [and] another company installing the body,” Weicker said. “So this made the perfect sense for our first product because we’re going to be focused almost entirely on the differentiated aspects. We don’t have to deal with the high capital investments for body in white, paint shop, [and] a lot of the things that have cost EV startups lots of money just to get to a table-stakes position with their incoming competitors.”

If you’re a company that wants a medium-duty vehicle like this, your dealer sources the chassis for you and then coordinates sending it to a company called an upfitter. The upfitter then builds the entire body on top of the chassis to your exact specifications.

Designs from upfitters have been defined and refined over decades of experience by the companies that operate them. Those giant white or brown delivery vans might look very similar from the outside, but there’s a lot of nuance to their design.

“The door handles work slightly differently. The locking logic works differently. The vehicles are about 2 inches narrower for one of those companies than the other,” Harbinger co-founder and CEO John Harris said. “These are all designed to get the driver in and out of the door one second faster at every stop, to get in and out of the depot and load the vehicle two or three minutes faster.”

A man drives a delivery van

Harbinger CTO Phillip Weicker demoing the delivery van. Credit: Tim Stevens

Harbinger’s solution fits the same template but operates in a very different way. It’s still a big, long ladder-frame, and it uses a leaf-spring rear suspension. But rather than slapping a big engine up front, Harbinger relies on a 330-kW (443 hp) electric motor that’s wound in-house and mounted between the rear wheels. It uses a De Dion arrangement, which isolates the heavy motor from the rear suspension.

The idea was to keep the whole thing simple and familiar so that any company that wanted to get off diesel could start ordering vehicles with a Harbinger chassis without radically changing its fleet management or driver training.

I got a chance to see just how familiar the two things are during my visit to Harbinger’s 5,000-square-foot headquarters in Garden Grove, California. I wish I could say driving the Harbinger was an evocative, world-changing experience, but the company’s ethos of not reinventing the wheel very much continues through to the experience of sitting behind the wheel that steers the thing.

I started by taking a lap of the Harbinger parking lot in a Ford F-59-based machine, a former delivery truck that had already lived a hard life before it was put out to pasture, becoming something of a test mule for Harbinger. I’d never driven anything exactly like this before, but I have spent many hours droning down the highway in various abused U-Haul trucks, and the experience is much the same.

The same, but louder. Yes, the 6.7-liter diesel certainly makes a lot of noise, but the creaking and crashing of the boxy body built on top of that aged ladder-frame chassis is deafening. The automatic transmission has a leisurely approach to its job, delivering the next gear only when absolutely needed. The throttle delivers the kind of precision response that had me slamming my foot to the floor just to get around the parking lot. Doing so made a lot more noise but not much more acceleration.

That part, at least, is radically different in the Harbinger. While the throttle pedal has the same long throw, you needn’t dip nearly so far into it. A light pedal brush had the empty Harbinger delivery truck leaping forward. It’s hardly a Lucid Air Sapphire, but it still surged forward with the sort of instant acceleration that makes EVs so addictive.

Braking, too, is far more sharp. I lurched against the racy orange seatbelt the first time I stepped on the left pedal, and the combination of regenerative braking and fresh disc brakes made for a far more effective slowing solution.

There’s no transmission to worry about here, either. Instead of slinging a giant column shifter downward, in the Harbinger, you just hit the D button and pull away.

Harbinger truck interior

It’s not the most stylish cabin we’ve sat in. Credit: Tim Stevens

In motion, though, the experience is much the same. You’re seated up high, deafened by the clatter and bangs from the empty, boxy body, which, again, is exactly like that built on a traditional truck. The feedback is so harsh that it’s actually difficult to separate the overall ride quality of the truck. Still, even unladen, and thus at its harshest, it’s a far smoother drive than the Ford.

It’s easier to turn, too. The Harbinger offers 50 degrees of steering angle at the front. I pulled off my first U-turn on a narrow, suburban LA street quickly enough to not get honked at by even a single impatient Angelino.

It ultimately wasn’t the plush, hushed experience offered by your average electric sedan, but that’s not the point. By keeping everything familiar, Harbinger CEO John Harris told me Harbinger can offer a product with price parity to those aged, diesel-powered machines. Harris declined to provide formal pricing, but its affordability is at least partially dependent on federal incentives.

Currently, alternatively fueled medium-duty vehicles like Harbinger’s are eligible for the Commercial Clean Vehicle Credit 45W, which provides incentives of up to $40,000, depending on vehicle size and propulsion type.

A shelf of battery cell assemblies

Battery modules. Credit: Tim Stevens

“Where we’re pricing the vehicles, we need that 45 W if we want to undercut diesel, and that’s what we’re doing,” Harris said. “With 45 W, we can undercut the typical diesel vehicle by a few thousand dollars.”

But even if that credit goes away under the current administration, Harbinger has some price flexibility to remain competitive, he added.

That’s doubly true if you factor in operating costs. Harris says the average cost to operate a medium-duty vehicle like this is $0.50 per mile for fuel, or $0.85 if you factor in all costs relating to the vehicle itself. Harbinger is aiming to halve that, targeting $0.40 per mile. But, Harris says, Harbinger doesn’t need to lean on that total cost of ownership (TCO) logic.

“On a TCO basis, it’s easy: We blow diesel trucks away. But the whole point is to have the right acquisition cost from day one, and then the simpler operating costs deliver savings every day,” he said.

A cast EV battery case

The cast battery pack enclosure. Credit: Tim Stevens

Still, that’s potentially a huge savings when you consider the hundreds of thousands of miles a machine will cover over its lifespan, which is expected to be measured in decades, not years. Many of the medium-duty delivery vehicles you see on the road today date from the last century. Harbinger’s chassis has been designed to last just as long, including its custom-made, gigacast battery packs, which were designed for durability.

“If you took the battery pack out of a Tesla Model 3, and you put it in a commercial truck, and you tried to operate it in that environment, even if the cells lasted, I think the rest of the battery system would kind of shake itself to pieces,” Weicker said.

Harbinger customers can specify their desired pack size, and there’s even a hybrid model with an onboard generator for extended running. Harris, Harbinger’s CEO, declined to say when the company’s chassis will be in full production other than “very soon.” The company has 4,000 preorders on the books, and it has already delivered pre-production models to customers like Thor.

It’s a modest start for the company, which today counts 330 employees, but in an age of EV startups promising the moon and delivering little more than hype, the Harbinger’s focus on the basics is refreshing—and encouraging.

This EV could reboot medium-duty trucking by not reinventing the wheel Read More »

rfk-jr.-promptly-cancels-vaccine-advisory-meeting,-pulls-flu-shot-campaign

RFK Jr. promptly cancels vaccine advisory meeting, pulls flu shot campaign

Indefinite changes

Stat asked the HHS specifically about the Wild to Mild campaign as well as promotional campaigns for other vaccines, but an HHS spokesperson puzzlingly responded with a statement saying: “No, the CDC was not told to take down the flu vaccination campaign webpage,” which wasn’t what the outlet had asked about.

The statement went on to say: “Unfortunately, officials inside the CDC who are averse to Secretary Kennedy and President Trump’s agenda seem to be intentionally falsifying and misrepresenting guidance they receive.” NPR received the same statement.

Meanwhile on Thursday, The Washington Post reported that the HHS told the CDC to indefinitely postpone a meeting of its vaccine advisory committee (the Advisory Committee on Immunization Practices, or ACIP), which Kennedy has criticized. ACIP, comprised of independent experts, meets regularly to review and discuss vaccine safety and efficacy data and vote on recommendations.

ACIP was previously scheduled to meet February 26 to 28 to discuss a large number of vaccines, including those against meningitis, influenza, RSV, chikungunya, HPV, mpox, pneumococcal infections, Lyme disease, COVID-19, and CMV. An HHS spokesperson told the Post that the meeting was “postponed to accommodate public comment in advance of the meeting,” but there is no rescheduled date.

Leading medical experts and organizations, such as the American Medical Association, quickly sent a joint letter urging Kennedy to preserve the meeting. “Each ACIP meeting holds tremendous weight and relevance,” the letter states. ‘Infectious diseases are constantly evolving opponents; vaccines are among the best tools for constantly adapting and responding to the latest public health threats. … Making America healthy requires healthy discussion and timely, evidence-based decisions. This meeting should be no different.”

But, also on Thursday, Politico reported that Kennedy is preparing to remove ACIP members. And, the AP noted earlier that during a speech to HHS employees on Tuesday, Kennedy vowed to investigate the CDC’s childhood vaccine schedule, despite assuring senators prior to his confirmation that he would not make changes to it.

RFK Jr. promptly cancels vaccine advisory meeting, pulls flu shot campaign Read More »

apple-pulls-end-to-end-encryption-in-uk,-spurning-backdoors-for-gov’t-spying

Apple pulls end-to-end encryption in UK, spurning backdoors for gov’t spying

“We are gravely disappointed that the protections provided by ADP will not be available to our customers in the UK given the continuing rise of data breaches and other threats to customer privacy,” Apple said. “Enhancing the security of cloud storage with end-to-end encryption is more urgent than ever before.”

For UK Apple users, some data can still be encrypted. iCloud Keychain and Health, iMessage, and FaceTime will remain end-to-end encrypted by default. But other iCloud services will not be encrypted, effective immediately, including iCloud Backup, iCloud Drive, Photos, Notes, Reminders, Safari Bookmarks, Siri Shortcuts, Voice memos, Wallet passes, and Freeform.

In the future, Apple hopes to restore data protections in the UK, but the company refuses to ever build a backdoor for government officials.

“Apple remains committed to offering our users the highest level of security for their personal data and are hopeful that we will be able to do so in the future in the United Kingdom,” Apple said. “As we have said many times before, we have never built a backdoor or master key to any of our products or services, and we never will.”

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under-new-bill,-bigfoot-could-become-california’s-“official-cryptid”

Under new bill, Bigfoot could become California’s “official cryptid”

You might suspect that a one-line bill about Bigfoot that bears the number “666” is a joke, but AB-666 is apparently a serious offering from California Assemblymember Chris Rogers. Rogers represents a California district known for its Bigfoot sightings (or “sightings,” depending on your persuasion—many of these have been faked), and he wants to make Bigfoot the “official cryptid” of the state.

His bill notes that California already has many official symbols, including the golden poppy (official flower), the California redwood (official tree), the word “Eureka” (official motto), the red-legged frog (official amphibian), the grizzly bear (official animal), swing dancing (official dance), and the saber-toothed cat (official fossil). The state has so many of these that there are separate categories for freshwater fish (golden trout) and marine fish (garibaldi). So why not, Rogers wants to know, “designate Bigfoot as the official state cryptid”?

That’s… pretty much the bill, which was introduced this week and already has Bigfoot advocates excited. SFGate talked to Matt Moneymaker, who it describes as “a longtime Bigfoot researcher and former star of the Animal Planet series Finding Bigfoot,” about the bill. Moneymaker loves it, noting that he has personally “had a face-to-face encounter one time, after which I was absolutely sure they existed because I had one about 20 feet in front of me, growling at me.”

Rogers represents California Assembly District 2, a sprawling expanse of Northern California that includes the town of Willow Grove, epicenter of the early Bigfoot sightings back in the 1950s. Today, the small community boasts the Bigfoot Museum, the Bigfoot Motel, and the Bigfoot Steakhouse—to say nothing of Bigfoot’s Barbershop, Bigfoot Equipment & Repair, and, of course, the Bigfoot Cannabis Company. The bill seems like an easy way to goose interest in Bigfoot and to reap the tourist dollars that come from that interest.

This is not to deny the underlying reality of a Bigfoot-like creature (though you can indeed count me among the extremely, extremely skeptical—surely most of these sightings are of bears). Moneymaker runs the Bigfoot Field Researchers’ Organization, which tracks sightings across the US. The most recent one I could find on the site was report 77,879 (!), which came from rural Buchanan County, Virginia, on November 10, 2024.

Under new bill, Bigfoot could become California’s “official cryptid” Read More »

microsoft’s-new-ai-agent-can-control-software-and-robots

Microsoft’s new AI agent can control software and robots

The researchers' explanations about how

The researchers’ explanations about how “Set-of-Mark” and “Trace-of-Mark” work. Credit: Microsoft Research

The Magma model introduces two technical components: Set-of-Mark, which identifies objects that can be manipulated in an environment by assigning numeric labels to interactive elements, such as clickable buttons in a UI or graspable objects in a robotic workspace, and Trace-of-Mark, which learns movement patterns from video data. Microsoft says those features allow the model to complete tasks like navigating user interfaces or directing robotic arms to grasp objects.

Microsoft Magma researcher Jianwei Yang wrote in a Hacker News comment that the name “Magma” stands for “M(ultimodal) Ag(entic) M(odel) at Microsoft (Rese)A(rch),” after some people noted that “Magma” already belongs to an existing matrix algebra library, which could create some confusion in technical discussions.

Reported improvements over previous models

In its Magma write-up, Microsoft claims Magma-8B performs competitively across benchmarks, showing strong results in UI navigation and robot manipulation tasks.

For example, it scored 80.0 on the VQAv2 visual question-answering benchmark—higher than GPT-4V’s 77.2 but lower than LLaVA-Next’s 81.8. Its POPE score of 87.4 leads all models in the comparison. In robot manipulation, Magma reportedly outperforms OpenVLA, an open source vision-language-action model, in multiple robot manipulation tasks.

Magma's agentic benchmarks, as reported by the researchers.

Magma’s agentic benchmarks, as reported by the researchers. Credit: Microsoft Research

As always, we take AI benchmarks with a grain of salt since many have not been scientifically validated as being able to measure useful properties of AI models. External verification of Microsoft’s benchmark results will become possible once other researchers can access the public code release.

Like all AI models, Magma is not perfect. It still faces technical limitations in complex step-by-step decision-making that requires multiple steps over time, according to Microsoft’s documentation. The company says it continues to work on improving these capabilities through ongoing research.

Yang says Microsoft will release Magma’s training and inference code on GitHub next week, allowing external researchers to build on the work. If Magma delivers on its promise, it could push Microsoft’s AI assistants beyond limited text interactions, enabling them to operate software autonomously and execute real-world tasks through robotics.

Magma is also a sign of how quickly the culture around AI can change. Just a few years ago, this kind of agentic talk scared many people who feared it might lead to AI taking over the world. While some people still fear that outcome, in 2025, AI agents are a common topic of mainstream AI research that regularly takes place without triggering calls to pause all of AI development.

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isp-sued-by-record-labels-agrees-to-identify-100-users-accused-of-piracy

ISP sued by record labels agrees to identify 100 users accused of piracy

Cable company Altice agreed to give Warner and other record labels the names and contact information of 100 broadband subscribers who were accused of pirating songs.

The subscribers “were the subject of RIAA or third party copyright notices,” said a court order that approved the agreement between Altice and the plaintiff record companies. Altice is notifying each subscriber “of Altice’s intent to disclose their name and contact information to Plaintiffs pursuant to this Order,” and telling the notified subscribers that they have 30 days to seek relief from the court.

If subscribers do not object within a month, Altice must disclose the subscribers’ names, phone numbers, addresses, and email addresses. The judge’s order was issued on February 12 and reported yesterday by TorrentFreak.

The names and contact information will be classified as “highly confidential—attorneys’ eyes only.” A separate order issued in April 2024 said that documents produced in discovery “shall be used by the Parties only in the litigation of this Action and shall not be used for any other purpose.”

Altice, which operates the Optimum brand, was sued in December 2023 in US District Court for the Eastern District of Texas. The music publishers’ complaint alleges that Altice “knowingly contributed to, and reaped substantial profits from, massive copyright infringement committed by thousands of its subscribers.”

The lawsuit said plaintiffs sent over 70,000 infringement notices to Altice from February 2020 through November 2023. At least a few subscribers were allegedly hit with hundreds of notices. The lawsuit gave three examples of IP addresses that were cited in 502, 781, and 926 infringement notices, respectively.

Altice failed to terminate repeat infringers whose IP addresses were flagged in these copyright notices, the lawsuit said. “Those notices advised Altice of its subscribers’ blatant and systematic use of Altice’s Internet service to illegally download, copy, and distribute Plaintiffs’ copyrighted music through BitTorrent and other online file-sharing services. Rather than working with Plaintiffs to curb this massive infringement, Altice did nothing, choosing to prioritize its own profits over its legal obligations,” the plaintiffs alleged.

ISPs face numerous lawsuits

This is one of numerous copyright lawsuits filed against broadband providers, and it’s not the first time an ISP handed names of subscribers to the plaintiffs. We have previously written articles about film studios trying to force Reddit to identify users who admitted torrenting in discussion forums. Reddit was able to avoid providing information in one case in part because the film studios already obtained identifying details for 118 subscribers directly from Grande, the ISP they had sued.

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small-study-suggests-dark-mode-doesn’t-save-much-power-for-very-human-reasons

Small study suggests dark mode doesn’t save much power for very human reasons

If you know how OLED displays work, you know about one of their greatest strengths: Individual pixels can be shut off, offering deeper blacks and power savings. Dark modes, now available on most operating systems, aim to save power by making most backgrounds very dark or black, while also gratifying those who just prefer the look.

But what about on the older but still dominant screen technology, LCDs? The BBC is out with a small, interesting study comparing the light and dark modes of one of its website pages on an older laptop. Faced with a dark mode version, most people turned up the brightness a notable amount, sometimes drawing more power than on light mode.

It’s not a surprise that dark modes don’t do anything to reduce LCD power draw. However, the study—not peer-reviewed but published as part of the International Workshop on Low Carbon Computing—suggests that claims about dark mode’s efficiency may be overstated in real-world scenarios, with non-cutting-edge hardware and humans at the controls.

A 2017 MacBook Pro, a power monitor, and the brightness keys

The BBC R&D team’s small-scale brightness testing setup: a power monitor, a testing laptop (with LCD screen), and a monitoring laptop.

Credit: BBC

The BBC R&D team’s small-scale brightness testing setup: a power monitor, a testing laptop (with LCD screen), and a monitoring laptop. Credit: BBC

The R&D arm of the British Broadcasting Corporation got to wondering just how useful a dark mode was in lowering broader power consumption. So the team “sat participants in front of the BBC Sounds homepage and asked them to turn up the device brightness until they were comfortable with it,” using both the light and dark mode versions of the BBC Sounds website.

BBC website, split in half (somewhat crudely) to show its light and dark modes.

The BBC Sounds website responds to user preferences for light or dark mode. Light mode is shown here on the left, dark on the right.

Credit: Kevin Purdy/BBC

The BBC Sounds website responds to user preferences for light or dark mode. Light mode is shown here on the left, dark on the right. Credit: Kevin Purdy/BBC

Faced with the dark mode version of the site, 80 percent of participants turned the brightness up “significantly higher” than in light mode, the BBC writes in its blog post. In the study, the Beeb posits something broader:

Our findings suggest that the energy efficiency benefits of dark mode are not as straightforward as commonly believed for display energy, and the interplay between content colourscheme and user behaviour must be carefully considered in sustainability guidelines and interventions.

The study used a physical power monitor (a Tektronix PA1000) and two laptops, one for testing—a 2017 MacBook Pro with a 13.3-inch LCD display—and another for monitoring. The LCD laptop seems like a curious choice, given that dark mode’s savings are largely tied to OLED pixel technology. The BBC study suggests that, “given that most devices still use LCDs, where power consumption may not be reduced by displaying darker colours” (British spelling theirs), broad claims about energy savings may not be appropriately scaled.

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