All publishers are grappling with this where they want generally higher quality content (defined as more engaging, intrinsic quality is something else) and less low effort spam or retreaded concepts. AI-generated content has really dropped the floor on how cheap it is to produce niche blogspam, and they're saying: "Hey if you're pushing out 1000s of articles a day on a topic and we look at it and it's insane gibberis…
For all the potential good utility AI has, my current outlook is that it's primarily going to be used as a noise-generator at scale. As long as there's money (or influence) to be had from clicks and advertisement, the near-zero cost of AI-generated content means people will take advantage of that arbitrage opportunity.