There’s a pretty thorough write-up here: https://www.reddit.com/r/HobbyDrama/comments/150bkal/comic_strips_so_i_think_it_makes_no_sense/

Here’s a scratch off the top:

He previously questioned the death toll of the Holocaust, said he had lost multiple jobs for being white and falsely claimed that people who didn’t get vaccinated against COVID-19 “clearly are the winners” of the pandemic (he acknowledged getting vaccinated in Monday’s video). Dozens of newspapers dropped the strip in 2022 after Adams introduced its first Black character and veered into anti-woke plotlines.