Spending 60 seconds of thought onto it… :-) I’d suggest
Main
Mind (what’s inside your head: biases, self-improvement, mind hacks, etc.)
World (what’s outside your head: actual reality, how it works, how to deal with it, etc.)
Tools (queries, suggestions, reviews, etc.)
Tech (technical forum dealing with probability, statistics, math, programming, etc.)
Social (meetups, etc.)
Misc (the overflow bucket)
plus more specific subreddits:
AI
X-risks
Cryonics
Whatever else is both specific enough and popular enough to deserve a subreddit
Spending 60 seconds of thought onto it… :-) I’d suggest
Main
Mind (what’s inside your head: biases, self-improvement, mind hacks, etc.)
World (what’s outside your head: actual reality, how it works, how to deal with it, etc.)
Tools (queries, suggestions, reviews, etc.)
Tech (technical forum dealing with probability, statistics, math, programming, etc.)
Social (meetups, etc.)
Misc (the overflow bucket)
plus more specific subreddits:
AI
X-risks
Cryonics
Whatever else is both specific enough and popular enough to deserve a subreddit