facial recognition is probably worst because it is harder to avoid, unless your are Muslim, but cellphone tracking is very bad: https://www.theregister.co.uk/20

facial recognition is probably worst because it is harder to avoid, unless your are Muslim, but cellphone tracking is very bad: https://www.theregister.co.uk/2018/12/05/mobile_users_can_be_tracked_with_cheap_kit_aka_protocol/ https://www.theregister.co.uk/2018/12/05/mobile_users_can_be... (bluetooth and wifi are also pretty bad)