We actually had anonymity of the crowds back then, which facial recog tech circumvents. The problem is also that there are a LOT of laws, and it's very easy to

We actually had anonymity of the crowds back then, which facial recog tech circumvents. The problem is also that there are a LOT of laws, and it's very easy to manufacture a crime. I would also suggest reading about people who have been subject to unwarranted surveillance just because of their views, and the damage it does them. A good example is the environmental groups in the 90s in the UK.