0 technology that makes it possible for a computer to recognize a digital image of someone's face:
Facial recognition is becoming more and more accurate.
Face recognition is everywhere from social media tagging to airport security cameras.
Tampa became the first US city to use facial recognition for law enforcement in a public area.
There is concern about governments using facial recognition to racially profile and covertly track citizens.
Banks, casinos and other businesses now routinely use face recognition to identify fraudsters.
Data could be called up instantly using face recognition technology, reminding you of the person's name and key facts about them.