YouTube's announcement tonight wasn't higher quality videos (yet), but a set of new APIs and expanded features. YouTube now describes itself as "an open, general purpose, video services platform, available for use by just about any third-party website, desktop application, or consumer device." There's a video embedded below with YouTube co-founder Steve Chen and others talking about the new features - including right at the end a nice little Steve Ballmer impersonation by Chen! The new APIs announced on the YouTube blog were: