Jailbreaking my car's navigation system just so I can change the time

https://blog.nns.ee/img/2026-11-02-renault-hack/ui.jpg
The user's 2014 Renault Latitude car has a TomTom Carminat LIVE navigation system that requires a legitimate SD card with specific data to function, including the time settings. The user successfully exploited a kernel vulnerability using the LOG command and core_pattern string manipulation to execute arbitrary code on the rootfs.

Fujifilm to boost tape production 5x as AI fuels archiving demand

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Fujifilm invests $63 million to increase magnetic tape production fivefold due to growing demand from cloud giants and data centers. The company attributes this surge to the spread of generative AI, which produces exponential growth in data needs worldwide.

The 'Astra can read and write weights to improve Qwen' post is misleading

https://honnibal.dev/_next/image?url=%2Fprofile.png&w=640&q=75
The author explains that the "Astra can read and write weights" post is misleading, as it doesn't actually demonstrate a single technique to analyze or modify network weights. The experiments involve different tasks and techniques, including writing code snippets to analyze or modify weights.

Mac at Any Scale

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The author shares their experience building custom Mac racks for a datacenter, overcoming challenges such as limited supply of Mac Minis and designing efficient cooling systems. They also discuss the use of Apple's Virtualization framework to run macOS instances in the datacenter.

Designing responsible AI for learning

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Google is updating its AI tools to help students learn, focusing on "productive struggle" and providing interactive study tools like Guided Learning in Search and Classroom. This aims to support learning without shortcuts, giving teachers control over AI use in classrooms.

Charles Tandy, the mastermind behind Radio Shack

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Charles David Tandy was a successful entrepreneur who expanded three retail chains: Tandy Leather, Radio Shack, and Pier 1 Imports. He built his business empire through strategic acquisitions and innovative marketing strategies.

Writing seen in PHerc. 306B, for the first time in 2000 years

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A $50K First Letters Prize was awarded to Liam Warner and Nicola Bodill for their work on PHerc. 306B, a carbonized scroll from the Vesuvius eruption in AD79, after reviewing 25 submissions that identified readable text within a specific area.

Tiny Basic for Arduino

https://dilshan.github.io/tiny-basic/logo/tinybasic.png
Tiny Basic for Arduino is a lightweight BASIC interpreter designed for mid-range MCU boards, allowing direct code writing and running on the hardware. It features an extensive standard library with built-in functions for hardware I/O, math, and bit manipulation.

Could a modern chess engine on a Pentium have defeated Kasparov in 1996?

https://nicholas.carlini.com/writing/2026/chess/ppro-screen.png
A computer program called Deep Blue defeated chess champion Garry Kasparov in 1996, but a modern chess engine running on the same hardware could beat him. A custom-built engine using Stockfish and adapted to run on 1996 hardware achieved an estimated Elo rating of 3300.

Show HN: HackerChurn – which SaaS tools HN wants to cancel

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A sample of public Hacker News comments from the last 3 years was analyzed to count complaints about tracked software, with tools requiring 3 complaints in 2 threads to be listed. The results were sourced from a public search API and nightly updates.

OpenAI seems to be silently re-enabling model training on Codex chats

Sorry

No brother of mine will play the flute

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The author discusses the importance of respecting individual preferences and boundaries, particularly when it comes to touch and social interactions. They argue that forced intervention can exacerbate problems rather than solve them.

Kalshi and its co-founders face felony charges for violating Utah gambling laws

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The US government is suing Utah over its attempt to ban Kalshi, a prediction market that offers sports bets. The CFTC claims Utah's efforts obstruct Congress's decision to federally preempt state law regarding prediction markets.

Notice How Old websites look better than new websites

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Michael Caldwell is a tech enthusiast with interests in design, science fiction, and woodworking. His personal webpage showcases his past projects and fond memories, including his beloved cat Yingster.

Google Will Turn Off Search for Schools That Reject A.I

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Sava Trust (YC F25) Is Hiring a Founding Engineer in NYC

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Sava is building a modern trust company to manage trillions of dollars in wealth, acting as trustee for families. The new entity will be a full-stack, chartered trust company serving banks and lawyers.

Quili AI

https://www.quili.ai/images/hero-w-v1.jpg
Quilicura, Chile hosts many AI data centers using its water supply, but a severe drought is expected until 2040 due to climate change. Residents took action by becoming "human A.I." for a day to raise awareness about the impact of irresponsible AI use on local resources.

Katamari Damacy but it's The Met collection

Every single thing in this gallery is a real object from The Met's Open Access collection, at its real size. Start small. Coins, thimbles, netsuke. End with the Temple of Dendur. This is a project by Jay Mollica. Objects: The Metropolitan Museum of Art, Open Access (CC0).

Nvidia – open-source auto-ontology

https://raw.githubusercontent.com/NVIDIA/auto-ontology/main/docs/assets/arch.png
Auto Ontology is an open library that builds a context layer for agents to access and analyze data from enterprise metadata, reconciling definitions across systems. It provides a semantic catalog/ontology layer over relational sources, stored in Postgres alongside the catalog it describes.

Show HN: Interactive notes on RLHF, attention, LoRA and LLM evals

Interactive explainers for computer science and engineering concepts, one per page.

Antimony: CAD Software Evolved from Lisp Machines and Not Drafting Tables

https://www.mattkeeter.com/projects/antimony/3/images/graph.png
Antimony is a CAD tool that uses Python 3.x and Lisp machine-inspired scripting, allowing users to create custom shapes and transforms. It can export heightmaps for 2.5D processes and .stl files for 3D manufacturing with built-in features and support for user-defined custom shapes.

Why Don't We Live in an Art Nouveau World?

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The Sagrada Família's completion marks the end of an era for Art Nouveau architecture, a style that was popular in Europe from around 1890 to 1910. The movement's excesses and lack of scalability led to its decline, replaced by modernist styles like Bauhaus and International Style.

Toit v2.0.0

Toit v2.0.0 is released after 4+ years of alpha development with over 200 releases, featuring significant improvements and stability. The new version includes a major refactor allowing peripheral APIs to accept pin numbers directly, but more features are planned for future releases.

Study estimates 75% of NFL players who died over 15-year span had CTE

https://media-cldnry.s-nbcnews.com/image/upload/t_fit-560w,f_avif,q_auto:best/rockcms/2026-10/261027-football-CTE-helmet-sjr-1644-2-104adc.jpg
A new study found that 75% of professional football players who died over a 15-year span had signs of chronic traumatic encephalopathy (CTE), the highest estimate to date. The condition can cause memory loss, depression, and violent mood swings, but diagnosis is only possible during autopsy.

DiscImageStudio: burn visible artwork onto CDs, DVDs and Blu-ray discs

https://raw.githubusercontent.com/JiaFeiMiao-K-Cat/DiscImageStudio/main/docs/images/case1.jpg
Disc Image Studio 是一款 Windows 桌面版和 Linux 和 macOS 的实验性命令行版,可用于生成 CD、DVD 和蓝光镜像,并可将图像转换成符合这些介质物理层约束的数据。

Handles are the better pointers (2018)

The author discusses a memory management approach using 'index-handles' to prevent common memory-related problems in C and C++. This approach involves moving memory management into centralized systems, reducing the use of pointers, and ensuring that only system-private array base pointers are exposed.

Life with Down Syndrome

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Gabe, a man with Down syndrome, enjoys simple pleasures like walking to the farm shop for coffee and muffins, working at a movie theater where he's valued for his skills. He dreams of finding love and independence but faces challenges due to his disability.

Octomind – open-source AI harness that saves your tokens, static rust

https://raw.githubusercontent.com/Muvon/octomind/master/assets/octomind-animation.gif
Octomind is a CLI-first AI coding agent runtime that gives an LLM real access to your repo, allowing it to read and write files, run shells, and more. It's built for autonomous work and can be used in various ways, including interactive sessions, piped commands, daemon mode, and scheduled runs.

Show HN: Hacker Times, a New York Times-inspired version of Hacker News

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A team at MIT CSAIL reports early experiments with GPT-6 Astra, a language model that can modify neural-network weights without writing a training loop. HackerTube gathered 6,454 YouTube videos mentioned by Hacker News readers over nearly two decades.

Killing what can't be handled – putting a spaghetti demon to eternal rest

https://themaister.net/blog/wp-content/uploads/2026/10/art.png
The author of dxil-spirv has rewritten the control flow graph structurizer to improve correctness and performance, abandoning human-readable code in favor of GPU-friendly execution. The new implementation successfully passes SPIR-V validation on a large shader corpus with good GPU performance.