It’s not available for testing yet, but if Larva Lab’s previous work on iPhone and Sidekick apps is any indication, Intelligent Home Screen will be a killer app. If you haven’t tried any of their programs, just check out the beautifully designed and spacey homepage:
Here is a demonstration video that shows off the home screen replacement’s hierarchical organization of user data. Drag your status bar around the screen, with emails above and stock quotes below. This app looks great, IMO.