Earlier this week, in discussing the Long Late Night Goodbye of David Letterman and Jon Stewart, I mentioned that the former seems to have been phoning it in for years. In a piece entitled “A Dethroned King Of Comedy,” Jaime Weinman correctly points out:

People who grew up watching him on CBS might not understand what all the fuss is about, though. Late Show with David Letterman has been built on Letterman’s image as a cranky old host who never seems to be trying very hard. But before that Letterman, he was a different host on a different network, and that guy was the most influential person in comedy.

Read Weinman’s full piece here.