Except that the Dixie Chicks reference, as well as everyday experience show that the world hasn't moved on. What's at play is that some people go through life afraid that they might step on someone's toes, so they create imaginary situations to avoid the possibility of doing so.
It's definitely a 60s/70s term, so if you were reading Archie's comics at that time, it's perfectly natural that you would see it in those terms.
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