YEAH, PRETTY MUCH: Kyle Smith: Letterman’s Departure Was 15 Years Too Late. “Letterman was the barking dog who caught the car, was invited in, and curled up delightedly on the seat. He was the outsider who joined the very club on whose doorstep he used to leave a flaming sack of dog poop. He was the cool guy who became Mr. Big-Time Showbiz Personality. Letterman shouldn’t retire. He should just continue doing his shtick. In Vegas.”