I don't buy it. Facial recognition has had as many failures as successes, probably more because we only hear about the times it works, not all the times it fails. It seems like it is something ridiculously easy to fool. I know you all love fancy tech, but there are and will be amazingly low-tech ways to defeat these systems.

As far as developing profiles of every living person with a goal of knowing which ones will become spies, all I can say is good luck with that! Spies have been recruited from all walks of life, it cuts across all socioeconomic strata and all personality types. There isn't just a James Bond Type A personality type that becomes a spy and to think that betrays how little you have thought about this subject.

Also, probably every person from China who comes to the US has been evaluated as an asset and may or may not be one, so figure 100% potential there.