The Fascism of Donald Trump

Fascism is a modern phenomenon, but maybe I'm wrong. It seems like so many people are using fascism as a promiscuous term to essentially become a chameleon that can apply to anything they don't like. Of course, we've reached something of a consensus, at least in public society, that fascism is bad. And so I think people have a vested interest to label things that they just don't like as fascism. One of the things about Donald Trump, it seems to be pretty clearly in retrospect. How on earth are we talking about Donald Trump in retrospect?