This PSD file was created by Riki Tanone and released for free on Dribbble. It is a small file, but it contains a number of offbeat elements such as a video player and email inbox. Warmly recommended.
Flipboard is an amazing app, not only because it make RSS sexy, but because it invent a new form of press: the social media magazine.
Read this blog with Flipboard (just search for DesignBrother, and select the Facebook feed) and you will see how it really make the experience richer.