What is Microsoft's Origami Project?

An anonymous reader writes "Rumors are running around the web about a new Microsoft gadget codenamed Origami that will be unveiled on March 2nd. Speculation can be found on Designtastesgood, Scobleizer, and Thatedeguy, and WindowsForDevices has a description and photos of a prototype Origami device built by National Semiconductor 2001. Anybody out there know more about this new device?"