Future iPhones could identify users by heartbeat!
"A newly-published [COLOR=blue ! important][COLOR=blue ! important]Apple[/COLOR][/COLOR] patent [COLOR=blue ! important][COLOR=blue ! important]application[/COLOR][/COLOR] proposes identifying iPhone users by their heartbeat, rather than by more conventional means like a passcode"
http://www.macnn.com/articles/10/05/06/biometrics.still.absent.from.real.apple.products/
"A newly-published [COLOR=blue ! important][COLOR=blue ! important]Apple[/COLOR][/COLOR] patent [COLOR=blue ! important][COLOR=blue ! important]application[/COLOR][/COLOR] proposes identifying iPhone users by their heartbeat, rather than by more conventional means like a passcode"
http://www.macnn.com/articles/10/05/06/biometrics.still.absent.from.real.apple.products/