they are not illegal if the state legislature has given them permission to enforce criminal laws civilly. They are however, unethical from a LE standpoint. What is legal is not always moral and what is moral is not always illegal.
A lot of attorneys have beaten these things, it is just that none of them have taken them on as a class action. that is what will end them.
They made speeding a civil offense for the city so it is not criminal
