Roasting Jack Dorsey’s beard may be petty, but it’s also part of a time-honored tradition

Earlier this week, Twitter CEO Jack Dorsey testified before Congress in a hearing about social media’s role in the spread of misinformation. The testimony was chock-full of platitudes about Twitter’s important role as a “global town square” where people can engage in “an open and free exchange of ideas,” assurances about accusations of political bias in ranking and restrictions, and a bit of background about how the site’s algorithms work. (You can read