https://www.theguardian.com/technology/2021/oct/26/conditioning-an-entire-society-the-rise-of-biometric-data-technology

The use of our bodies to unlock access to services raises concerns about the trade-off between convenience and privacy

In a school canteen in Gateshead, cameras scan the faces of children, taking payment automatically after identifying them with facial recognition. More than 200 miles away in North London, staff at a care home recently took part in a trial that used facial data to verify their Covid-19 vaccine status. And in convenience stores around the country, staff are alerted to potential shoplifters by a smart CCTV system that taps into a database of individuals deemed suspect.