   Flashbag
  I don't know if it's a repost (sorry if it is)flashbagIt's a usb key that change of size depending on the amount of data in it...it's like optimus, it's just design but it's funny...but this one is useless, no?   
  if that is real, it is brilliant, if it is not real, cool, someone should make it!   ;  Some cool stuff on that site... such as:Bead RemoteMultipurpose CardBalloophone!;  yeah, all that stuff is fake.   