What's the antidote? There can be new names for anything, but it's hard to get them to stick.
While I agree with you about the race issue, I do not think the idea of leftist ideology applies here as both sides are opportunistic such as your analogy.
I think my own question is something of a trap; in order to answer it, Americans would need a single, definable culture, and just about half of us have one. Just ask the right half.
To continuously call them out on their bs and refuse to bend to them when they resort to childish name calling. "I don't care that you think I'm racist, your opinion is irrelevant."
As you can see they've already started flagging me for just mentioning the facts of what they're doing. I'm sure one of them will come along with some -ist inflammatory remark soon.