Website offers bounty for iPhone 5S hack
cnn.com
cnn.com
I've got a Thinkpad with a fingerprint scanner from 8 years ago. Works fine, but frankly it's easier to just type a password.
Are they perfect ? No. But nothing is.
This isn't going to keep the NSA out of your phone, but it will serve to keep the average smash-n-grab thief or other low-skilled random out of your phone.
http://support.apple.com/kb/HT5949?viewlocale=en_US&locale=e...
It gives a false illusion of high security to common people. People might feel their phone is now secure enough to store their bank passwords. I suspect some already do anyway :)