That surprises me because she’s been getting banned from various shows and venues for most of her career. Shock value has always been her shtick. It’s weird how that one was the one that was “too far” even for her. (Maybe she was contacted by a three letter agency about it?)
Michael Richards was cancelled before "cancel culture" was even a thing.
Hand-wringing about political correctness has existed for many years now (with the "anti-correctness" people trouting out the same sort of stories that fall apart under any scrutiny, and major publications running the stories anyways).
Not exactly a tale as old as time, but it's at least a live thing in the early 90s.