Anyone top this one? http://wearables.stanford.edu/ And of course, it speaks HTTP/1.1... The Stanford gadget looks smaller than Itsy (see: http://www.research.digital.com/wrl/itsy/index.html), which has a display, on the other hand. Itsy runs off of triple A cells, at much lower power..., so Itsy is clearly the champ on hits/joule... - Jim