It depends. Sometimes, Karl genuinely comes off as a complete retard and it's only natural that Ricky (and to a lesser extent Steve) rag on him for it, and other times it's vice versa when Karl brings up a smart point in a comprehensible fashion and they shit on him anyway because it doesn't come off like he read a definition from Wikipedia.
At the end of the day, nobody's really in the wrong, because it was a great podcast and they were all friends with each other regardless. There was never any ill will. Here are some examples of them being buds.https://www.youtube.com/watch?v=CiNOqHCn55khttps://www.youtube.com/watch?v=vDwKJ_hxO5U