I stumbled across this while looking for a low cost portable kbd/mouse/display option for my Raspberry pi. Thought you would find it interesting

I like what they have done but would want to have access to the GPIO header and camera port.

Using the Pi 2 as a computer is really not a bad idea. Especially if the come up with a small solid state drive for it.

Currently I think the bottle neck is the data transfer rate of the Micro SD card.

Read more about this cool laptop kit here