Postman silently auto-installs AI plugins and attempts to share all API data

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User found Postman plugin and startup hook causing issues, including authentication warnings and routing API work through Codex skills. They request a rollback of the auto-installed integrations to prevent similar problems in the future.

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.

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.

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.

Schools that block Google’s A.I. will lose student access to its search engine

Google will allow K-12 students to use AI tools unless school administrators opt out, but restricting AI may also block access to Google search. Schools must choose between allowing or blocking AI for their students.

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.

Qwen 3.8 27B on my laptop can interpret model weights, too

Researchers Rikiya Takehi and colleagues demonstrated that large language models can interpret and modify neural network weights, a capability dubbed Weight-Space Programming. The model successfully identified game behaviors from raw weights without executing code or using tools.

Ashby (YC W19) Is Hiring EMs

https://www.ashbyhq.com/images/careers/careers-og.png?v5
Join a team that strives to do their best work every day.

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

Sorry

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

https://cdn.arstechnica.net/wp-content/uploads/2026/09/kalshi-640x427.jpg
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.

USDB: Scaling Storage for Next-Generation Recommender Systems at ByteDance

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
USDB is a unified sequence storage system that optimizes streaming and batch workloads by reusing maintenance results across ingestion, inference, and training. It achieves significant performance improvements with 85.8% lower mean write latency and 42.1% lower infrastructure cost compared to an Optimized RocksDB baseline.

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.

Bear turns 10, and it still feels like day one

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Bear, a note-taking app created by three friends in 2013, is celebrating its 10th anniversary with new features and design principles. The app prioritizes simplicity, naturalness, and safety to provide a comfortable space for users to create notes.

Gitbook Breached

Sorry

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.

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.

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

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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.

Exploring the Legacy of Image Club Graphics

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The author explores the legacy of Image Club Graphics, a 90s company known for its digital fonts and stock photos, now available on eBay and CD-ROMs. They showcase vintage graphics, fonts, and historical context from the era, highlighting their relevance today.

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.

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).

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.

Embedding boolean circuits in a neural network

The author is exploring the idea of integrating a boolean circuit into a trained neural network, with two main challenges: representing boolean expressions and patching the circuit to work with real-valued signals.

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.

Practice speaking Japanese with real YouTube videos, graded line by line

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A Japanese YouTube video was added, and JIVX turned its lines into sentences to be typed or said. The video ranges from 1 to 180 minutes long and includes various topics such as figure skating, kindness, introductions, travel guides, and morning routines.

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.

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

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

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.

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.

Google researchers demand freedom to tell the world what they know about AI