If MediaPortal is your HTPC software of choice, you might want to check out the complete changelog at the source link, where you'll also find installationinstructions if you wanna cut straight to the hands-on.
The Touch Developer Preview of Ubuntu will be published on the 21st February 2013 with installationinstructions for the Nexus 7 and Nexus 10 tablet devices as well as smartphones such as the Nexus 4 and Galaxy Nexus.
The Magellan Wireless Back-Up Camera kit comes complete with a license plate mountable camera, transmitter, wireless receiver, vehicle power adapter, installation hardware, and instructions.