Letterman: The Last Giant of Late Night by Jason Zinoman If you’re a fan of comedy you’re going to have to answer the following question at some point: are you a Leno or Letterman person. I’ve always been a Letterman guy, even when I was unaware of the whole Late Night battle. In high school, we just didn’t talk about the Leno segments in class (and no, we weren’t paying attention to the teacher), but focused mostly on what Letterman...