I know I haven't posted much recently, but I'm hoping to fix that, especially as more and more information comes out about Windows Vista.
The main thing I've been working on is Windows DVD Maker. Eric Gunnerson (who is on our team) has already posted a few articles including a few screenshots - check them out.
Introducing Windows DVD Maker Windows DVD Maker FAQ Windows DVD Maker - Add pictures and video page. Windows DVD Maker - Hub Page
Lots more information to come :-)