[youtube=http://www.youtube.com/XP3B7-YLZNo]
EDIT- that poxy YouTube button link never works!
http://www.youtube.com/watch?feature=player_embedded&v=XP3B7-YLZNo#!
Much better than the clunky, slow, factory options that have unintuitive menus that are currently available.
Although the installation of a tablet into a vehicle is not new, I believe people have been using various tablets for a while now, I really think the first manufacturer to offer a 'docking' system for tablets in place of a factory sat-nav option would be market-leading.
Sure, you would have to work out a way to dock various tablets, but surely it is viable!
Plus, the consumer should save X amount by using their own hardware instead of the factory option.