Facial Recognition technology went mainstream with iPhone X’s Face ID (2017) for phone unlocking, but broader deployment raised dystopian concerns. Police/government surveillance, airport screening, and retail tracking sparked privacy debates. Accuracy issues with darker skin tones, wrongful arrests, and China’s surveillance state applications led to bans in some US cities (San Francisco, Portland). Convenience vs. civil liberties tension unresolved.
Sources: Face ID Launch, Facial Recognition Accuracy Studies, Municipal Ban Documentation