I’ll get back to these when I have more time but I feel that these are really important things so I’ll just post the links for them now.
The minutes from the W3C Workshop on Web Application and Compound Document are now online. Day 1. Day 2. These are still drafts and they will most likely be posted at some more discoverable place at w3.org.
Mozilla, Opera and Apple have created The Web Hypertext Applications Technology Working Group (WHAT WG) for pushing the browsers forward.