German site magnus.de has a pretty awesome and comprehensive four-part walk-through of Windows Phone 7. The first part is embedded above, which shows off some of the underlying concepts and what a hub is. If you want to check out the other three parts, simply read on...OK, here's part 2 (People Hub):
And 3 (Office Hub)...
And 4 (Zune stuff, voice command, Bing), Enjoy!
__________________ Dr. Jon Westfall, MCSE, MS-MVP
Executive Editor - Android Thoughts
News Editor - Windows Phone Thoughts