boba fet wrist PC
 

OK, file this under vapourware. But at least its very cyber-punk (there's a term you don't hear so often any more).

http://linuxdevices.com/news/NS5812502455.html

I experimented with wristmounting the 770 (using two rubber bands) and am very amazed hownatral and effortless usage is!

All you need now is Maemo software that measures your heartbeat, lol.