Exactly. Facial recognition already happens, but it's it's "natural", analog form. The border guard will make sure your documents are valid and the face in the

Exactly. Facial recognition already happens, but it's it's "natural", analog form. The border guard will make sure your documents are valid and the face in the document matches that of your face. That's more than adequate. If it's important to visa conditions, the date of entry/exit can be recorded, or for the sake of security, the date can be recorded in an offline log to be opened only by due process. Photographing and storing data on millions of people without probably cause, sharing them with third parties (like Amazon) and keeping them forever, that's not just unnecessary, but also dangerous.