WordPress 2.1 Release Candidate 1 is out. Ryan Boren has the details over on his blog. There’s a list of changes in 2.1 at the WordPress codex, as well as a list of plugins that are compatible with WordPress 2.1.
The WordPress developers are already thinking about WordPress 2.2. With 2.2 they’re gonna start doing time based releases, trying to release every four months:
With 2.2 we’re going to start doing time based releases. We’re going to try to do a release every four months and limit the scope of the changes to what we can realistically achieve within that timeframe. The goal is to get cool new features into user’s hands more often instead of saving them up for the one big release every year.