Alot of people including me feel touch ID is a bad idea on the back of the new iphone.
However it can be made a bit better, by not scanning the fingertip but the whole fingers. This way you can just slide over the back of the iphone a little and are done authorising yourself.
However it can be made a bit better, by not scanning the fingertip but the whole fingers. This way you can just slide over the back of the iphone a little and are done authorising yourself.