It's still just a proof of concept, which is a bit of a disappointment, but Ubuntu TV was here at CES making its public debut. For the moment it's running on an external PC and being controlled by a Boxee remote, but Canonical hopes one day to have its media-focused Linux distro embedded in TVs. Even in its relatively young incarnation, the 10-foot tweak of Unity seams relatively smooth. A rep showed off the media browser and guide, including the interface for tying in movie rentals and purchases (we guess we know where
