After months of rumors and speculation, evidence popped up last month seemingly confirming that future iOS devices will have built-in fingerprint sensors. Code was found hidden in iOS 7 that refers directly to the feature, suggesting we could see it as soon as this year.
The idea, though, of Apple putting fingerprint sensors in its mobile devices spawns a number of questions like: what will it be used for, how will it work, and how durable will it be? Luckily, biometric authentication expert Geppy Parziale has decided to impart some of his wisdom...