“In a lot of ways it feels like Covid 2.0. So many things are getting disrupted so quickly.” Like so many businesses across Donald Trump’s America, Matt Katase’s craft brewery, Brew Gentleman, is having to contend with a bafflingly uncertain trading environment. The brewery’s chief operating officer, Alaina Webber, says: “For the first time, as a company in operation going on 15 years, we’ve started to get explicit emails that say: ‘On this existing order, you are now going to see a 30%, then to a 130% increase.’” The brewery is based in Braddock, in the Allegheny valley, in the…