This is the big problem with mass surveillance as a whole. With enough time, they'll find some pretext to bring you in, even if the original crime they want you for is weak. This will ruin lives, even if they're eventually let go. Jobs lost, evicted from homes, cars towed, pets surrendered and put down. Lives will be completely derailed, police and judges will not be held accountable. The wrongful arrestees will stil…
This sounds like a problem with an unaccountable police force. London has had a CCTV system for 60 years.