Amazing Israeli recognition technology – When you see something interesting on TV, just point your iPhone at the screen. TvTak instantly detects what show or commercial you’re watching. You can then send program recommendations to friends or use the data to buy advertised products.
http://www.youtube.com/watch?v=V_jkRVMpChM&feature=player_embedded
http://www.youtube.com/watch?v=cvlf4By8v4U&feature=player_embedded