Or we can just respond, in a bored tone, "If you say so, but you're still full of sh**".
We will not be free until we stop caring about whether somebody claims we're racist/sexist/homophobic, or whether somebody else is.
Yes. And it has changed it is that way today. Totally changed compared to the way it was through the '60s, 70s', 80s when even Republicans like Mitt Romney's father was calling the emerging modern conservative movement "purveyors of hate."
Today screaming racism at everything is a joke. That started to happen when free speech returned to radio in 1987 -- and the Internet began to replaced TV as the major source of news.
We now have the freedom to say, "If you say so, but you're still full of sh**." without fear of costing the radio station owner his license to broadcast.