Here is a list of items that are tested in your Windows 8 App. If you are in Southern California, please email these posts for more information on getting a token for your app by June 30, 2012!
Semantic zoom is a touch-optimized technique for presenting and navigating through large sets of related content within a single view. If your application presents such content, you should consider using the Semantic Zoom control. To learn all the “do’s and don’ts” to effectively leverage the Semantic Zoom control, check the guidelines for Semantic Zoom.