FWIW, a lot of laws are written, and exist, to simply have a "just in case" law. They only use the law to enforce something that's harder to control.
A made up scenario is as follows.
Peeping on people's bedrooms is illegal. If someone were...
I'd have to look again. I haven't flown mine much but when I was flying over a ski slope I set it higher than 400'. I don't remember what, or if, there was a limit but I know 400' isn't a hard limit. It's a statute limit in the states.
OT
This post struck a nerve.
Today I had a coworker try to school me about a subject she learned while getting her degree. That would have been fine but the subject matter has been my career for 40 years. She thinks she knows more than I do on...