So… you want to make your app metro?
There are two excellent videos on Channel 9:
Jensen Video – 8 traits of Metro style apps – http://channel9.msdn.com/Events/BUILD/BUILD2011/BPS-1004
Samuel Moreau – Designing Metro style: principles and personality – http://channel9.msdn.com/Events/BUILD/BUILD2011/APP-395T
These videos summarize Microsoft’s current thinking on Metro style. I strongly recommend that anyone interested in developing for Windows 8 watch them.
Also, you can read my summary of Jensen’s talk here:
Of course, there’s the foundation of Metro started in Surface and Windows Phone: