I feel like there are clearly ways in which facial recognition can improve a lot of systems -- ticketing (think airports, sporting events, concerts etc); automated stores (like the amazon cashierless stores); payment (imagine not needing a wallet because the combination of your face, gait, and voice is enough to verify you); security (home/building/car entry, detecting suspicious individuals, known terrorists, past o…
So now we literally destroy the lives of anyone who has ever committed a crime in the past. Imagine a world where every single store refuses you entry because you stole something years ago.