Happy Friday. We need to talk. We end the week with breaking news that knocked my planned essay off the docket, but I believe is worth flagging. I’m referring to the arrest of Jack Teixeira, the 21-year-old air national guardsman who allegedly leaked a trove of classified U.S. intelligence documents that revealed Ukraine military secrets and other information damaging to the U.S. You can read more about the leaked documents here and the possible ramifications here and here. But for this column, I’d like to focus on the active community of acolytes that Teixeira led online and the persona of...