> If you think of your fingerprint as a "secret", I can unlock my laptop with just a fingerprint. Whether or not we believe this the implementation already ex

> If you think of your fingerprint as a "secret", I can unlock my laptop with just a fingerprint. Whether or not we believe this the implementation already exists. > It's more your name. I can change my name. Can I change my fingerprints? > That would be like saying your face is a secret. I can unlock my phone with my face. Whether or not we believe this the implementation already exists. > It's not. Let's discuss the real world and not the ideal fantasy.