this is why, before he was outed as a creep, louis ck was funny when he would take you to the line. he really made you understand that he knew where the line was and was great at convincing you that he was (barely) on the right side of it. the same jokes simply don't work without the trust
There’s some quote, I think from Seth Rogan, that says that it’s fine to cross lines in comedy but people want to understand that you’re aware a line exists and have an awareness and deliberateness to it, and I think that’s the reason people like Mel Brooks are so funny and dipshit stand ups aren’t