The monthly free edition of MSDN Mag for January 2007 is out. Download it here.
On the other hand, everyone should not have seen this article yet on SideShow. SideShow is the applicative part in Windows Vista which manages the posting of the third peripheral like the TV. Like every application in Windows worthy of its name, SideShow provides the API that can be used by other applications. The small interesting article: Initiation with the writing of gadgets for the peripherals Windows SideShow is worth checking out.