Your idea is that there is a reasonable "level of infringement" of rights which is higher in public places. So, I gave you a range options that might be too high, or not high enough, in order to get you to do the work of establishing why. The component of why was missing from the assertion.

It's true that I didn't want to do this work myself, but then, I don't know how. It's your idea.

Society is based on coercion. Coercion is awful. Society is awful. We prefer it to the alternative. So we continually argue and wrangle and split hairs about how best to arrange the appalling system of controlling people. Shrug