AP Photo

Later this week, we will all become huge luge fans. Biathlon nuts. Cheering sections for sports so inexplicable that, save for two weeks out of every four years, we forget they even exist. (It’s not as if you’ve ever heard Hank Williams Jr. urgently inquiring, “Are you ready for some short-track speed skating?”) Yes, it’s once again time for that exercise in athletic affirmative action known as the Winter Olympics.