Best of Hardware — October 2025

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   Hacker News·30w

   Boring Is What We Wanted

   Reflects on five years since the M1 Mac launch, arguing that predictable, incremental chip updates represent success rather than stagnation. The transition to Apple silicon eliminated the performance-efficiency trade-off that plagued Intel Macs, delivering consistent improvements in speed, thermal management, and battery life. Critics calling recent M-series updates "boring" miss the point—steady, regular progress was exactly what users wanted after years of unpredictable hardware cycles and thermal issues during the PowerPC and Intel eras.

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   Hacker News·32w

   Free Software hasn't won

   Free and open source software has succeeded in developer tools and operating systems, but failed to penetrate most consumer hardware and appliances. Modern devices contain 10-15 processors running closed firmware, from keyboards to storage drives, leaving users dependent on manufacturers for security updates and repairs. This creates e-waste through forced obsolescence, enables vendor lock-in through cloud dependencies, and prevents users from modifying devices they own. The author argues developers must publish firmware sources, use copyleft licenses like GPL, demand open documentation, and support political movements for right to repair and device freedom.

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   Article

   Planet Haskell·32w

   Programming in the Sun: A Year with the Daylight Computer

   A developer shares their year-long experience using the Daylight DC-1 tablet with a Live Paper display for programming outdoors in sunlight. The setup uses Termux, Neovim, and tmux with a Bluetooth keyboard, offering a paperlike coding experience with better refresh rates than traditional E-Ink. The author compares it to the Boox Tab Ultra E-Ink tablet, finding the Daylight better for typing and drawing due to faster refresh rates, while the Boox excels at reading with its higher PPI and better nighttime viewing. The post explores the tradeoffs between different display technologies for developer workflows and outdoor productivity.

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   Article

   Hacker News·31w

   Comparing the power consumption of a 30 year old refrigerator to a brand new one

   A comparison of power consumption between a 30-year-old UPO Jääkarhu refrigerator and a modern replacement using smart plug monitoring. The old unit consumed 2.6 kWh daily versus 0.7 kWh for the new one—a 3.7x difference. Monthly savings of approximately 57 kWh translate to a payback period of about 38 months at 17 cents per kWh. The analysis demonstrates practical IoT monitoring applications for home energy optimization and appliance replacement decisions.

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   Article

   Cloudflare·33w

   How we found a bug in Go's arm64 compiler

   Cloudflare discovered a race condition in Go's arm64 compiler that caused sporadic crashes during stack unwinding. The bug occurred when async preemption interrupted a split stack pointer adjustment in function epilogues, leaving the stack in an invalid state. Through systematic debugging involving coredumps, disassembly analysis, and reproducer creation, they traced crashes to a one-instruction race where the runtime preempted between two ADD opcodes adjusting RSP. The fix ensures stack pointer modifications happen atomically by building offsets in temporary registers first.

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   The Verge·31w

   MacBook Pro rumor points to OLED, touchscreen upgrades next year

   Bloomberg reports that Apple's 2026 MacBook Pro refresh will feature OLED displays, touchscreen capability, and M6 processors with a hole-punch webcam design similar to iPhone's Dynamic Island. The redesign will include a thinner, lighter frame and reinforced hinges, but is expected to cost several hundred dollars more than current models. Apple may also transition from Touch ID to Face ID authentication in future iterations, though that change is still years away.

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   Ars Technica·32w

   Nvidia sells tiny new computer that puts big AI on your desktop

   Nvidia launched the DGX Spark, a $4,000 desktop AI workstation featuring one petaflop of computing power and 128GB of unified memory in a compact form factor. The system can run AI models with up to 200 billion parameters locally and fine-tune models up to 70 billion parameters, addressing the need for developers who want to avoid cloud services. Built on the GB10 Grace Blackwell Superchip with ConnectX-7 200Gb/s networking, it targets AI developers working with large language models and media synthesis applications. Orders begin October 15 through Nvidia's website and select retail partners.

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   NVIDIA·32w

   Elon Musk Gets Just-Launched NVIDIA DGX Spark: Petaflop AI Supercomputer Lands at SpaceX

   NVIDIA launched DGX Spark, a desktop-sized AI supercomputer delivering one petaflop of performance with 128GB unified memory, capable of running models up to 200 billion parameters locally. CEO Jensen Huang personally delivered the first unit to Elon Musk at SpaceX's Starbase facility. The system targets developers, researchers, and creators who need supercomputer-class AI performance in a portable form factor, with general availability starting October 15, 2025.

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   Article

   Hacker News·33w

   Battering RAM

   Researchers demonstrate a $50 hardware interposer that bypasses memory encryption on Intel SGX and AMD SEV-SNP cloud processors. The device sits between processor and DDR4 memory, passing boot-time security checks before activating to redirect encrypted memory addresses. This enables plaintext access to protected workloads and breaks attestation on fully patched systems. The attack exposes fundamental limitations in current scalable memory encryption designs, which lack cryptographic freshness guarantees. Open-source schematics are available, and both Intel and AMD have acknowledged the findings but consider physical DRAM attacks out of scope for current products.

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    Article

    80 LEVEL·31w

    NVIDIA "Went From 95% Market Share to 0%" in China, CEO Says

    NVIDIA CEO Jensen Huang revealed that US export restrictions caused the company to lose its entire Chinese market, dropping from 95% market share to zero. Huang criticized the policy impact, noting that China represents 50% of global AI researchers and the second-largest computer market. He argues that excluding Chinese AI developers from American technology harms both nations and slows worldwide AI development, expressing hope for future policy changes to restore market access.

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    Hacker News·31w

    Tragic Titan submersible’s $62 SanDisk memory card found undamaged at wreckage site — 12 stills and nine videos have been recovered, but none from the fateful OceanGate implosion

    Recovery teams found an intact SubC Rayfin Mk2 Benthic Camera from the Titan submersible wreckage with an undamaged SanDisk Extreme Pro 512GB SD card. Despite damage to the camera's PCBs and lens, investigators successfully recovered 12 still images and 9 videos by interfacing the SD card and NVRAM chip with a surrogate system-on-module board. The recovered media showed footage from the Marine Institute in Newfoundland rather than the fatal dive, as the camera was configured to store dive data on external storage.

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    Article

    Jeff Geerling·33w

    How much radiation can a Pi handle in space?

    Mark Rober's team tested Raspberry Pi Compute Module 4 and Google Pixel 7 Pro radiation tolerance for their SatGus CubeSat mission. Using cyclotron testing at UC Davis and gamma testing at University of Maryland, they found the CM4 experienced single-event upsets every 39.3 Rads at 50 Rads/minute and survived until 57.8 kRads with permanent failure. The Pixel 7 Pro died around 9.2 kRads at high dosage. A 5mm aluminum enclosure provides shielding for the mission's expected 1-year lifespan in Low Earth Orbit. Standard Raspberry Pis work in space when not in critical flight paths, with watchdog timers handling radiation-induced reboots.

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    Article

    Phoronix·31w

    Linux 6.19 Will Add Support For The Logitech G13 Keypad - 17 Years After Hardware Debut

    Linux kernel 6.19, expected in early 2026, will finally include native driver support for the Logitech G13 gaming keypad, a device originally released in 2009. The new driver enables full functionality including all macro keys, the analog thumbstick, RGB LED backlight control, and the monochrome LCD display, bringing official support 17 years after the hardware's initial launch.

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