I'd prefer more posts that aim to teach something the author knows a lot about, as opposed to an insight somebody just thought of. Even something less immediately related to rationality -- I'd love, say, posts on science, or how-to posts, at the epistemic standard of LessWrong.
... so here's the place to float ideas around: is there an area you know a lot about? A topic you've been considering writing about? Here's the place to mention it!
You are right. In the second thread I linked to it was Nick Tarleton who came up with this obvious counterpoint. But my reply convinced him that the idea is compatible with the existence of many civilizations. Check it out, it is an elegant argument, even if you don't accept the premises.
In a recent thread, SarahC said:
... so here's the place to float ideas around: is there an area you know a lot about? A topic you've been considering writing about? Here's the place to mention it!
From a poll on what people want to see more of, the most votes went to:
Some that got less votes:
... but there are certainly many more things that would be interesting and useful to the community. So what can you teach us?