It doesn't require deep learning or AR to know what race a person is. What's stopping militaries and police around the world from carrying out large-scale ethni

It doesn't require deep learning or AR to know what race a person is. What's stopping militaries and police around the world from carrying out large-scale ethnic cleansing already? We act like we (techies) are the ones who enable states to carry out these atrocities by inventing gadgets, but they really don't need our gadgets. If they don't have drones and AI, they can do the same thing with machetes and walkie-talkies.