I'm curious too. Japan has had fingerprint scanners on phones for a while. E.g. http://www.nfcrumors.com/11-15-2011/fujitsu-launches-nfc-phones-authentec/ http

I'm curious too. Japan has had fingerprint scanners on phones for a while. E.g. http://www.nfcrumors.com/11-15-2011/fujitsu-launches-nfc-phones-authentec/ http://www.nfcrumors.com/11-15-2011/fujitsu-launches-nfc-pho... Would be a great feature to have on my iPhone. At least in Apple's case, perhaps the problem is the added cost of the scanner combined with Apple's one-size-fits-all model (as opposed to offering different models, so fingerprint scanners only for those who need the extra security and don't mind the added cost).