More Ross Douhat: “In a primary where Biden is just an old white dude running away from his record, the party’s various moderate voters will almost certainly fracture and go to fresher candidates with cleaner pitches — to the Texan Jesus (Beto O’Rourke) or the South Bend Meritocrat (Pete Buttigieg) or the Mean Minnesotan (Amy Klobuchar) or the Racial Optimist (Cory Booker).”