This is the weekly visible open thread. Post about anything you want, ask random questions, whatever. ACX has an unofficial subreddit (https://www.reddit.com/r/slatestarcodex/), Discord (https://discord.gg/RTKtdut), and bulletin board (https://www.datasecretslox.com/index.php), and in-person meetups around the world (https://www.lesswrong.com/community?filters%5B0%5D=SSC). Most content is free, some is subscriber only; you can subscribe here (https://astralcodexten.substack.com/subscribe?). Also: 1: Late addition to spring meetup list (https://www.astralcodexten.com/p/meetups-everywhere-spring-2026-times): Oxford, on April 29. 2: ACX grantee JD Bauman has co-written a book, All The Lives You Can Change: Effective Altruism For Christians (https://www.amazon.com/All-Lives-You-Can-Change/dp/0802885136), which “combines tenets from effective altruism with Scripture to show practical ways individuals can truly make a difference.” Will be out on April 28, currently available for pre-order.