In his jurisdiction (NYC), probably. Not everywhere, even though in places where this is technically prohibited (e.g
Canada), it is poorly enforced.
No.
Language also involves. When words lose meaning people abandon them.
> Shaking your fist at the term "software engineer" isn't going to roll back those changes
And yet many countries has been capable of regulating words like "engineer", "medicine", "certified airline pilot" for very good reasons.