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A RISC-V Security Key

The TKey is a RISC-V-based security key that plugs into a USB port. The device has a number of features, including a device-specific serial number, RAM scrambling, and a monitor that kills the CPU in the event of access to protected memory. There is also an FPGA that, on the end-user version, is locked down.

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China’s gaming regulator plans to “carefully study” the concerns of all stakeholders on draft rules aimed at curbing excessive online gaming and spending (Clement Tan/CNBC)

Clement Tan / CNBC: China’s gaming regulator plans to “carefully study” the concerns of all stakeholders on draft rules aimed at curbing excessive online gaming and spending  —  – China’s top gaming regulator said it will “carefully study” the concerns of all stakeholders on draft rules aimed at curbing excessive online gaming and spending.

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The creators of an NHS scheme to use AI sensors in kettles and fridges to monitor ~140 discharged patients say the program reduced unplanned readmissions by 77% (Laura Hughes/Financial Times)

Laura Hughes / Financial Times: The creators of an NHS scheme to use AI sensors in kettles and fridges to monitor ~140 discharged patients say the program reduced unplanned readmissions by 77%  —  Health service harnesses home tech to alert doctors when vulnerable patients fall ill  —  A pilot scheme using artificial intelligence …

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Researchers are increasingly using the Harry Potter books to experiment with generative AI, citing the series’ wide range of language data and complex wordplay (Saritha Rai/Bloomberg)

Saritha Rai / Bloomberg: Researchers are increasingly using the Harry Potter books to experiment with generative AI, citing the series’ wide range of language data and complex wordplay  —  Academics are using the best-selling series to test how generative artificial intelligence systems learn and unlearn certain pieces of information.

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Sources: Anthropic projects $850M+ in annualized revenue by the end of 2024, or ~$70M/mo, an increase of more than 8x from its monthly revenue around Sept. 2023 (The Information)

The Information: Sources: Anthropic projects $850M+ in annualized revenue by the end of 2024, or ~$70M/mo, an increase of more than 8x from its monthly revenue around Sept. 2023  —  Anthropic, an OpenAI rival backed by Amazon and Google, has projected it will generate more than $850 million in annualized revenue …

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It’s Switch Mode, But Not As You Know It

The switch-mode power supply has displaced traditional supplies almost completely over the last few decades, being smaller, lighter, and more efficient. But that’s not to say that it’s a new idea, and on the way to today’s high-frequency devices there have been quite a few steps. An earlier one is the subject of a teardown

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Sources: outgoing Apple exec Tang Tan to join Jony Ive’s LoveFrom to work on AI hardware products; Sam Altman to provide software underpinnings for the project (Mark Gurman/Bloomberg)

Mark Gurman / Bloomberg: Sources: outgoing Apple exec Tang Tan to join Jony Ive’s LoveFrom to work on AI hardware products; Sam Altman to provide software underpinnings for the project  —  – Design executive Tang Tan is set to leave Apple in February  — Tan will join Ive’s LoveFrom design studio, work on AI project

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Sources: Japan is preparing regulations requiring Apple, Google, and others to allow third-party app stores and payment systems on their mobile platforms (Nikkei Asia)

Nikkei Asia: Sources: Japan is preparing regulations requiring Apple, Google, and others to allow third-party app stores and payment systems on their mobile platforms  —  Antitrust curbs to require tech giants to allow third-party app platforms and billing  —  Google and Apple both require apps …

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It’s Switch Mode, But Not As You Know It

The switch-mode power supply has displaced traditional supplies almost completely over the last few decades, being smaller, lighter, and more efficient. But that’s not to say that it’s a new idea, and on the way to today’s high-frequency devices there have been quite a few steps. An earlier one is the subject of a teardown

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Filing: xAI incorporates as a for-profit benefit corporation, allowing it to prioritize having a positive impact on society over its obligations to shareholders (Becky Peterson/The Information)

Becky Peterson / The Information: Filing: xAI incorporates as a for-profit benefit corporation, allowing it to prioritize having a positive impact on society over its obligations to shareholders  —  Elon Musk’s artificial intelligence startup, xAI, is following in the footsteps of rivals OpenAI and Anthropic in opting for an unusual corporate structure.

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Microsoft tests a feature that lets Windows 11 users reinstall the OS using Windows Update, a method that preserves files, settings, and installed apps (Mayank Parmar/Windows Latest)

Mayank Parmar / Windows Latest: Microsoft tests a feature that lets Windows 11 users reinstall the OS using Windows Update, a method that preserves files, settings, and installed apps  —  A new Windows Update feature could be a game-changer for those scared of losing files or pictures when attempting to reinstall or recover their Windows

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Restoring the DC Bias

If you have a signal that passes through a capacitor or transformer, you will lose the DC portion of the signal. What do you do? If you need it, you can restore the DC bias using various techniques, as [Sam Ben-Yaakov] shows in a recent video. These types of circuits were common in analog TVs,

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Nielsen: YouTube’s share of US viewership by 2- to 11-year-olds jumped from 29.4% in September 2021 to 33% in September 2023, while Netflix fell from 25% to 21% (Jessica Toonkel/Wall Street Journal)

Jessica Toonkel / Wall Street Journal: Nielsen: YouTube’s share of US viewership by 2- to 11-year-olds jumped from 29.4% in September 2021 to 33% in September 2023, while Netflix fell from 25% to 21%  —  Major streaming services test releasing children’s content on YouTube and cut back on fare for kids

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