> I never want to identify myself in a retail establishment. Let their cameras snap a picture of my face then match it to a common database of faces and cross-c

> I never want to identify myself in a retail establishment. Let their cameras snap a picture of my face then match it to a common database of faces and cross-check it to the unique signal from my phone that is in my pocket. That should be enough to know it's me. If this ever became a reality I would never walk into a store again. There's a point at which we need to stop sacrificing privacy for petty convenience.