MadPenguin has put an online review of the Pepper Pad, a project similar to the Microsoft Origami solution.

Once again, Tux has beat the Borg to the punch with a new innovation. This time, it's the Pepper Pad  an ultra-mobile computer designed primarily for video playback and Internet access under circumstances where most notebook computers would be too heavy, and most PDAs would have too small a viewing screen. If you have seen the Origami media blitz (who hasn't!!) and you want a truly open ultra-mobile computer NOW and don't want to wait for Origami, you probably will like the Linux-powered Pepper Pad. Read more HERE at Madpenguin.org