I think some days you should do a cartoon that is absolutely just for the laugh, and some days you should do a cartoon that just punches the reader right in the stomach. It's kind of nice to mix it up.
It's one thing to get a letter from your kid at camp telling you he wants to come home. It's another to get a letter from a grown child saying they're coming back to live with you!
With a standard editorial cartoon, you're taking tons of information and synthesizing it down to a single bite - a single moment in time. With animated editorial cartoons, it's more storytelling.