After eons of offering only movies in HD, the iTunes store is at last selling TV shows the way they're meant to be watched. Starting today, you can buy HD episodes of TV shows for $2.99. NBC and Apple have kissed and made up as well—Monk, The Office, Battlestar Galactica, 30 Rock, Heroes are all back, and yes, you can watch Sylar cut heads open in HD. All the details on NBC's homecoming: