Interesting bluetooth vibrating bracelet. 100 hours on a 3 hour charge. Not so pretty, but best they can do with all those electronics perhaps?
PMC3 consists of fine silver particles suspended in an organic clay. When PMC3 was fired in oven, the clay burns out and leave a 99.99% fine silver piece.
NYTimes has a cute article on the efficiency of UPS' right hand turn only rule...