Photo gallery: UMPCs: They're small, but fierce

The ultramobile PC is still the ugly stepchild of computers. These tiny, fully functional Windows PCs are too small to replace notebook computers and too expensive to replace smart phones. Still, they're pretty darn cool gadgets, even if they don't seem to have much of a purpose yet.

Sony Vaio UX

Sony's UMPC features a 1.33GHz Intel Core Solo processor, Windows Vista Business, and WAN support for Cingular's EDGE network. It starts at $2000, but another $500 will get you a bleeding-edge 32GB flash memory drive.