You keep making the claim that trademark enforcement is about protection against bad actors, but that is emphatically false here. Rust's trademark policy is extremely restrictive, to the point that
Rust the language can only be considered proprietary. If you haven't read it, it's here:
https://foundation.rust-lang.org/policies/logo-policy-and-me...They aren't using trademark to defend against malicious actors. They're using trademark to segregate and divide the Rust community into those who are "officially part of the Rust community" (their words) and those who aren't.