In recent years, one major difference has surfaced between Larry David's sense of humor and Jerry Seinfeld's sense of humor, namely: Seinfeld has the kind of kids who mercilessly kick their parents' sense of humor until it stops moving, while David has the non-sense-of-humor-assaulting kind.
If you don't think that becoming a parent can affect (or change, or shape) a person's sense of humor, then please watch the video below, and ponder this: Would Larry David make an animated feature about honeybees and then cavort around NYC with a bunch of kids in a "Bee Bus" to the tune of "We Got The Bee" to promote it? It's doubtful.