6 of 19Image
If you've linked social networks to your Windows Live account, status messages show up here. The People app is notably missing a snapped view ("coming soon," it says).
The Music app allow you to search your collection or Microsoft's online store for artists, albums, and songs. Presumably a later update will bring support for playlists.
You can play back videos in a variety of high-definition formats. That grayed-out button on the right would allow this video to be streamed to an Xbox console, if one were available and connected.