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      Microsoft’s new AI agent can control software and robots

      news.movim.eu / ArsTechnica • 20 February

    On Wednesday, Microsoft Research introduced Magma , an integrated AI foundation model that combines visual and language processing to control software interfaces and robotic systems. If the results hold up outside of Microsoft's internal testing, it could mark a meaningful step forward for an all-purpose multimodal AI that can operate interactively in both real and digital spaces.

    Microsoft claims that Magma is the first AI model that not only processes multimodal data (like text, images, and video) but can also natively act upon it—whether that’s navigating a user interface or manipulating physical objects. The project is a collaboration between researchers at Microsoft, KAIST , the University of Maryland, the University of Wisconsin-Madison, and the University of Washington.

    We've seen other large language model-based robotics projects like Google's PALM-E and RT-2 or Microsoft's ChatGPT for Robotics that utilize LLMs for an interface. However, unlike many prior multimodal AI systems that require separate models for perception and control, Magma integrates these abilities into a single foundation model.

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      See a garbage truck’s CNG cylinders explode after lithium-ion battery fire

      news.movim.eu / ArsTechnica • 20 February • 1 minute

    Garbage truck fires are never ideal, but they are usually not catastrophic. When a fire broke out on December 6 in the back of a garbage truck making its Friday rounds through the Chicago suburb of Arlington Heights, the fire department responded within five minutes. Firefighters saw flames shooting five feet into the air out the back of the truck, and they prepared to put the fire out using hoses and water. Four minutes after their arrival on scene, however, the garbage truck exploded in rather spectacular fashion, injuring several firefighters and police officers, damaging several homes in the vicinity, and scattering debris through the neighborhood.

    The truck, it turned out, was powered by compressed natural gas (CNG), stored in five carbon-fiber-wrapped cylinders on the roof. The cylinders had pressure relief valves installed that should have opened when they reached a temperature between 212° and 220° Fahrenheit (100°–140° Celsius). This would vent (flammable) methane gas into the atmosphere, often creating a powerful flamethrower but keeping the tanks from exploding under the rising pressure caused by the heat. In this case, however, all the pressure relief devices failed—and the CNG tanks exploded.

    Fire officials now believe that the whole incident began when a resident improperly disposed of a lithium-ion battery by placing it in a recycling bin.

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      FTC investigates “tech censorship,” says it’s un-American and may be illegal

      news.movim.eu / ArsTechnica • 20 February

    The Federal Trade Commission today announced a public inquiry into alleged censorship online, saying it wants "to better understand how technology platforms deny or degrade users' access to services based on the content of their speech or affiliations, and how this conduct may have violated the law."

    "Tech firms should not be bullying their users," said FTC Chairman Andrew Ferguson, who was chosen by President Trump to lead the commission. "This inquiry will help the FTC better understand how these firms may have violated the law by silencing and intimidating Americans for speaking their minds."

    The FTC announcement said that "censorship by technology platforms is not just un-American, it is potentially illegal." Tech platforms' actions "may harm consumers, affect competition, may have resulted from a lack of competition, or may have been the product of anti-competitive conduct," the FTC said.

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      Nvidia GeForce RTX 5070 Ti review: An RTX 4080 for $749, at least in theory

      news.movim.eu / ArsTechnica • 20 February

    Nvidia's RTX 50-series makes its first foray below the $1,000 mark starting this week, with the $749 RTX 5070 Ti—at least in theory.

    The third-fastest card in the Blackwell GPU lineup, the 5070 Ti is still far from "reasonably priced" by historical standards (the 3070 Ti was $599 at launch). But it's also $50 cheaper and a fair bit faster than the outgoing 4070 Ti Super and the older 4070 Ti. These are steps in the right direction, if small ones.

    We'll talk more about its performance shortly, but at a high level, the 5070 Ti's performance falls in the same general range as the 4080 Super and the original RTX 4080, a card that launched for $1,199 just over two years ago. And it's probably your floor for consistently playable native 4K gaming for those of you out there who don't want to rely on DLSS or 4K upscaling to hit that resolution (it's also probably all the GPU that most people will need for high-FPS 1440p, if that's more your speed).

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      Study: Cuttlefish adapt camouflage displays when hunting prey

      news.movim.eu / ArsTechnica • 20 February • 1 minute

    Crafty cuttlefish employ several different camouflaging displays while hunting their prey, according to a new paper published in the journal Ecology, including mimicking benign ocean objects like a leaf or coral, or flashing dark stripes down their bodies. And individual cuttlefish seem to choose different preferred hunting displays for different environments.

    It's well-known that cuttlefish and several other cephalopods can rapidly shift the colors in their skin thanks to that skin's unique structure. As previously reported, squid skin is translucent and features an outer layer of pigment cells called chromatophores that control light absorption. Each chromatophore is attached to muscle fibers that line the skin's surface, and those fibers, in turn, are connected to a nerve fiber. It's a simple matter to stimulate those nerves with electrical pulses, causing the muscles to contract. And because the muscles are pulling in different directions, the cell expands, along with the pigmented areas, changing the color. When the cell shrinks, so do the pigmented areas.

    Underneath the chromatophores, there is a separate layer of iridophores. Unlike the chromatophores, the iridophores aren't pigment-based but are an example of structural color, similar to the crystals in the wings of a butterfly, except a squid's iridophores are dynamic rather than static. They can be tuned to reflect different wavelengths of light. A 2012 paper suggested that this dynamically tunable structural color of the iridophores is linked to a neurotransmitter called acetylcholine. The two layers work together to generate the unique optical properties of squid skin.

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

      news.movim.eu / ArsTechnica • 20 February

    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 .

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      SpaceX engineers brought on at FAA after probationary employees were fired

      news.movim.eu / ArsTechnica • 20 February

    Engineers who work for Elon Musk’s SpaceX have been brought on as senior advisers to the acting administrator of the Federal Aviation Administration (FAA), sources tell WIRED.

    On Sunday, Sean Duffy, secretary of the Department of Transportation, which oversees the FAA, announced in a post on X that SpaceX engineers would be visiting the Air Traffic Control System Command Center in Virginia to take what he positioned as a tour. “The safety of air travel is a nonpartisan matter,” Musk replied . “SpaceX engineers will help make air travel safer.”

    By the time these posts were made, though, according to sources who were granted anonymity because they fear retaliation, SpaceX engineers were already being onboarded at the agency under Schedule A, a special authority that allows government managers to “hire persons with disabilities without requiring them to compete for the job,” according to the Office of Personnel Management (OPM).

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      Meta claims torrenting pirated books isn’t illegal without proof of seeding

      news.movim.eu / ArsTechnica • 20 February

    Just because Meta admitted to torrenting a dataset of pirated books for AI training purposes, that doesn't necessarily mean that Meta seeded the file after downloading it, the social media company claimed in a court filing this week.

    Evidence instead shows that Meta "took precautions not to 'seed' any downloaded files," Meta's filing said. Seeding refers to sharing a torrented file after the download completes, and because there's allegedly no proof of such "seeding," Meta insisted that authors cannot prove Meta shared the pirated books with anyone during the torrenting process.

    Whether or not Meta actually seeded the pirated books could make a difference in a copyright lawsuit from book authors including Richard Kadrey, Sarah Silverman, and Ta-Nehisi Coates. Authors had previously alleged that Meta unlawfully copied and distributed their works through AI outputs—an increasingly common complaint that so far has barely been litigated. But Meta's admission to torrenting appears to add a more straightforward claim of unlawful distribution of copyrighted works through illegal torrenting, which has long been considered established case-law.

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

      news.movim.eu / ArsTechnica • 20 February

    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.

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