Open Thread 447

This is the weekly visible open thread. Post about anything you want, ask random questions, whatever. ACX has an unofficial subreddit, Discord, and bulletin board, and in-person meetups around the world. Most content is free, some is subscriber only; you can subscribe here. Also:1: AI Security Bootcamp is running another (very timely) cohort, and has asked me to signal-boost them again. They are an “intensive program for security professionals shaping how we secure emerging AI systems”. In-person in San Francisco, October 4-10, tuition and accommodation are free for acceptees. Apply at https://aisb.dev/sf26/ .2: I previously signal-boosted Obsolete, Garrison Lovely’s upcoming book explaining AI existential risk from AI from a left-wing perspective. He’s asked me to update - the best location to preorder is now the book’s Amazon page.