If populism wasn't already the political buzzword of the 21st-century before the Brexit vote in the United Kingdom (UK) and the rise of Trump in the United States (U.S.), it surely is now. Media stories about populism have been proliferating at an exponential rate, as have populism "experts". Everything is populism and everyone is a populism expert.
If you happen to be sitting in a cyber cafe in Brooklyn, it's hard to believe that what's happening in rural Oregon isn't, like, a trailer to a really good indie flick at Sundance. But it's not. It's the reality of a divided, radicalized America where armed fanatics decide to grab what they want, or else.