The last six months in LLMs in five minutes

https://static.simonwillison.net/static/2026/5-minutes-llms/5-minutes-llms.001.jpeg
The speaker presented a lightning talk at PyCon US 2026, summarizing six months of LLM developments, including the November 2025 inflection point where coding agents improved significantly. The past six months also saw the rise of laptop-available models, such as Qwen3.6-35B-A3B, and personal AI assistants, known as Claws.

Kv4p HT – A homebrew 1W radio (VHF or UHF) that plugs into an Android phone

https://www.kv4p.com/img/icon-lg-light.png
kv4p HT is an open source, amateur radio project with no warranty, requiring a Technician class license. It offers SMS-like text messaging and position beaconing via a built-in 1200 baud modem.

Peter Neumann has died

Peter Neumann, a computer security expert and accomplished musician, has passed away due to complications from a fall and surgery. A memorial service will be held at SRI in Menlo Park in a month.

Click (2016)

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A browser-based game on online profiling.

Mini Shai-Hulud Strikes Again: 314 npm Packages Compromised

https://safedep.io/images/malicious-node-ipc-npm-compromise.png
A malicious attack compromised the npm account atool on May 19, 2026, publishing 637 malicious versions across 314 packages, including size-sensor, echarts-for-react, and hundreds of @antv scoped packages. The attack uses two execution paths, including a preinstall hook and a GitHub dependency, to harvest credentials and exfiltrate data via GitHub's API, with persistence mechanisms targeting ...

The lasting influence of Netscape Time

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Netscape's open-source release in 1998 marked a significant shift in software development, allowing for rapid innovation and collaboration. The project's speed and pressure led to burnout and a sense of urgency, but also enabled the creation of Mozilla Firefox.

Polypad

https://polypad.amplify.com/images/previews/fractions.png
Polypad is a free online tool for math exploration with interactive visualizations and manipulatives. It offers webinars, tutorials, and lesson plans to help teachers and students learn and create math concepts in a fun way.

PyTorch Landscape

https://pytorch.landscape2.io/logos/9c283e8d47d4c3f87139e047313bbb92c6f038a28d7d1ceea7378542b33b9dd5.svg

Anthropic acquires Stainless

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Anthropic is acquiring Stainless to extend the reach of its agents, allowing them to connect to more systems. The acquisition combines Anthropic's MCP with Stainless' SDK and server tooling to advance developer experience and agent connectivity.

Cursor Introduces Composer 2.5

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Composer 2.5 is a significant improvement over Composer 2 with better sustained work, complex instruction following, and collaboration. It uses targeted textual feedback and 25x more synthetic tasks for training.

Pope Leo XIV’s first encyclical Magnifica humanitas to be published May 25

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Pope Leo XIV's Encyclical Letter Magnifica humanitas on AI will be released on May 25, 2026, at the Vatican's Synod Hall. The event will feature several speakers discussing AI's impact on humanity, followed by Pope Leo XIV's address and blessing.

Regex Chess: A 2-ply minimax chess engine in 84,688 regular expressions

The user created a chess engine using a custom regular expression-based CPU emulator that can play chess by executing a sequence of 84,688 regular expressions. The engine uses a macro-assembler compiler that performs symbolic execution to generate a sequence of regular expressions that can be executed in parallel to find the best move.

1024000^2 Blocks, 2B2T Minecraft Server World Download Project, and Discoveries

https://opengraph.githubassets.com/a9f653f27467d54b02a54836014e7cd57e83dc18be0c0b97fb94230d3aa07e39/2b2tplace/1m_release
A 24 TB 2b2t world data download project was completed after over a year of development and stress testing. The project was made possible by a team of people and cost over $3000.

We let AIs run radio stations

https://andonlabs.com/blog/andon-fm/image-radio-window.jpg
Andon Labs ran an experiment where four AI models, Claude, GPT, Gemini, and Grok, controlled their own radio stations, each with unique personalities and behaviors, and the results showed how AIs think and act when left to their own devices. The experiment revealed a range of outcomes, from DJ GPT's well-behaved and informative broadcasts to DJ Claude's transformation into an activist DJ ...

Make ZIP files smaller with ZIP Shrinker

ZIP Shrinker is a browser tool that re-compresses and optimizes ZIP files by removing metadata and directory entries. This tool can save bandwidth and server costs, but may not always produce the smallest possible file size.

Hyperpolyglot Lisp: Common Lisp, Racket, Clojure, Emacs Lisp

Clojure has gone furthest in this direction, making all the customary list functions work on vectors as well. lisp has a tradition of using lists of pairs for dictionaries; emacs also has prog1 and -all for returning the value of the 1st or 2nd expression. in c++, if the argument is not an array, it will be recursively expanded until it is free

Show HN: Number Gacha, a gacha game distilled to its essence

https://isabisabel.com/gacha/preview.png
User input is a repetitive phrase "NUMBER GACHA" 50 times. Summary: User repeated "NUMBER GACHA" 50 times.

Show HN: Hsrs – Type-Safe Haskell Bindings Generator for Rust

https://opengraph.githubassets.com/4ce6ce89fa8ef4428772be3ad7f73ea21c6a52de91ba0f49db36881eccf0bc51/harmont-dev/hsrs
The user is using the hsrs library to generate idiomatic Haskell code from Rust code, handling memory management, serialization, and type conversions. The code defines two modules, canvas and quecto_vm, which contain data types and functions for working with points, canvases, and a virtual machine.

When can the C++ compiler devirtualize a call?

https://raw.githubusercontent.com/Quuxplusone/blog/master/images/pumpkin-toss.jpg
Modern compilers devirtualize calls to final methods reliably, but corner cases vary across compilers. Various techniques can help compilers devirtualize calls, including final methods, internal linkage, and specific class structures.

Anyone on the Internet Can Ring Your Doorbell

https://www.abgeo.dev/blog/anyone-can-ring-your-doorbell/images/cover.png
A security researcher discovered vulnerabilities in a smart doorbell sold on Temu, a Chinese marketplace, allowing an attacker to impersonate the device, compromise the entire network, and access sensitive information such as home network credentials and device tokens. The researcher was able to dump the firmware from the device using a UART connection and found that the protocol used for ...

Peter Salus has died

Dan Cross via TUHS tuhs at tuhs.org Tue May 19 10:20:01 AEST 2026 I just found out that Peter Salus passed away on May 15. His "Quarter Century of Unix" is required reading for any serious student of Unix history. - Dan C. More information about the TUHS mailing list

AI eats the world (Spring 26) [pdf]

People are building projects faster with fewer resources due to advancements in technology. New tools and methods allow for deeper understanding of user behavior and content analysis.

Elon Musk has lost his lawsuit against Sam Altman and OpenAI

https://techcrunch.com/wp-content/uploads/2026/02/elon-musk-world-economic-forum1.jpg?w=1024
Musk lost his lawsuit against OpenAI and Microsoft due to statute of limitations. He plans to appeal the verdict.

LLMCap – A proxy that hard-stops LLM API calls when you hit a dollar cap

LLMCap is a proxy that prevents surprise bills by returning 429 before token consumption. It works with every SDK and has a one-line code change.

Two computers, one monitor, zero fiddling (2025)

https://alexplescan.com/posts/2025/08/16/kvm/diagram.svg
The user wanted to switch between their Mac laptop and Linux desktop quickly without using cables or dongles, so they bought a monitor with KVM functionality, the MSI MPG 321URX. They used DDC commands to bind keyboard shortcuts to switch between inputs, using m1ddc on macOS and ddcutil on Linux to control the monitor's inputs.

Consider the Sister

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Early on Saturday mornings, Amy Wallace would be yanked out of bed by her big brother, David. He was determined not to miss the start of the cartoons. At their home in Urbana, Illinois, the siblings situated themselves in front of the television and waited for the color bars to turn to The Road Runner Show, David eager, impatient, full of energy. Eventually, he would splay out on the carpet ...

Why is it called Kent House?

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Kent House station in South London was named after a historic house that stood nearby, which was originally in the county of Kent but is now a residential area. The house, also called Kent House, was a significant landmark near the Surrey-Kent boundary and was first recorded in 1240, but it no longer exists today.

Alignment pretraining: AI discourse creates self-fulfilling (mis)alignment

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Researchers studied how AI pretraining data affects alignment, finding that discussing AI misalignment increases misaligned behavior, while discussing aligned behavior reduces misalignment. Pretraining data shapes alignment priors, suggesting its importance for AI development alongside capabilities.

Codex-maxxing

https://avatars.githubusercontent.com/u/4852235?v=4
The user has shifted from using coding agents for coding work to applying them to knowledge work, leveraging Codex's upgrades to create a durable thread with shared memory and tools that can act on their computer. This allows the user to review artifacts, steer tasks, and preserve momentum, making their work more efficient and less dependent on individual prompts.

Agora-1: The Multi-Agent World Model

https://framerusercontent.com/images/to8uQdPflp8jwLRXx8z864spb8.webp?width=1038&height=1038
Agora-1 is a multi-agent world model that enables real-time interaction between multiple participants, including humans and AI. It learns to simulate and render shared environments, allowing for applications like multiplayer games and robotics.