How to develop an application UI like Metro for Windows Vista/7
microsoft-metro, windows-7
Solution
You can do it in WPF by retemplating all the controls you use. There seem to be libraries that already do it to make apps look like the Zune Software or the GitHub client.
http://elysium.codeplex.com/
http://mahapps.com/MahApps.Metro/
Problem
How to develop an application UI like Metro for Windows Vista/7 github recently released their official client for windows and is very similar to Metro http://windows.github.com/