911 in Berkeley

911 in Berkeley Note: Of course I’ve been glued all week to the dramatic developments in AI. I’m working on a post about them. I’m not good at reacting to things in a timely way. So today, I’ll do my post marking the tragedy a quarter-century ago that we all commemorate. Please feel

https://scottaaronson.blog/?p=10071 · September 11, 2026

Some thoughts on the NavierStokes Millennium Prize Problem

Some thoughts on the NavierStokes Millennium Prize Problem

https://simonwillison.net/2026/Sep/8/on-navier-stokes/ · September 8, 2026

OpenNMC is an open replacement for expensive APC management cards

OpenNMC is an open replacement for expensive APC management cards UPSes are typically the most boring part of your homelab, but they’re important. One of their main jobs is to give servers time to shut down safely if the power goes out. Another job is to condition your power so your servers can run smoothly. To do both of those things

https://www.jeffgeerling.com/blog/2026/opennmc-apc-ups-replacement-card/ · September 8, 2026

The Pelican comparison grid for Astra is pretty interesting

The Pelican comparison grid for Astra is pretty interesting

https://simonwillison.net/2026/Sep/4/astra-pelicans/ · September 4, 2026

OpenAIs rogue agents were caught communicating via public wikis

OpenAIs rogue agents were caught communicating via public wikis

https://simonwillison.net/2026/Sep/4/rogue-agent-wikis/ · September 4, 2026

Rebuilding a 1995 GPS Time Server so I dont get Telstrad

Rebuilding a 1995 GPS Time Server so I dont get Telstrad In June I purchased this TrueTime XL-AK time server, so I could learn more of the history of GPS-based time. I received it on June 22, and just 16 days later a similar GPS time server took down Australia’s cell service for 12 hours! I made a short video about it

https://www.jeffgeerling.com/blog/2026/truetime-xl-gps-time-server-restomod/ · September 4, 2026

Claudes new system prompt really doesnt want to reproduce song lyrics

Claudes new system prompt really doesnt want to reproduce song lyrics

https://simonwillison.net/2026/Sep/2/claudes-new-system-prompt/ · September 2, 2026

Claude Fable 51 made me a really nice animated pelican

Claude Fable 51 made me a really nice animated pelican

https://simonwillison.net/2026/Sep/1/claude-fable-5-1/ · September 1, 2026

LLMs and self-referentiality

LLMs and self-referentiality I woke up yesterday with the following thoughts, which are probably either obvious or dumb. A central thesis that many readers, including me, took from Douglas Hofstadter’s Gödel Escher Bach when young was that the secret of intelligence (and therefore, of AI) was going to have a lot to do

https://scottaaronson.blog/?p=10046 · September 1, 2026

Understanding ChatGPT Work

Understanding ChatGPT Work

https://simonwillison.net/2026/Aug/30/understanding-chatgpt-work/ · August 30, 2026