The righardware template is no good, so I'm not using it.
Computer= Beagleboard C3
OS=Minimal customized Ubuntu without X
The whole system, except display, is located in a cheap belt-worn cameracase. Blogpost with photos: http://linux.com/community/blogs/carrying-my-wearable-computer.html?blogger=OjM
Beagleboard case is currently built with plexiglass. It's a lot better than the plywood one I had.