This thread is for the discussion of Less Wrong topics that have not appeared in recent posts. If a discussion gets unwieldy, celebrate by turning it into a top-level post.
I don't know, but I think it's just memory. This is almost impossible to self-test, since there's a wide variance in problem difficulty and no way to estimate difficulty except by speed of grokking itself.
This thread is for the discussion of Less Wrong topics that have not appeared in recent posts. If a discussion gets unwieldy, celebrate by turning it into a top-level post.