> Three, their outputs don't show up in court cases as evidence
That's not true - I was recently a juror on a UK trial where we were shown ANPR photography of the defendants' vehicles. Here's some other examples of cases in the UK where the prosecution presented the jury with ANPR evidence:
https://www.casemine.com/judgement/uk/693b0db6b21a3a02e931ce...
https://www.2hb.co.uk/news/class-a-drug-importation-trial-co...
https://www.2br.co.uk/sam-magee-kc-successfully-prosecutes-m...
https://www.svs-solicitors.co.uk/additional-notable-cases-20...
https://www.judiciaryni.uk/files/judiciaryni/decisions/The%2...