looks like rendering adblockers extensions obsolete with manifest-v3 was not enough so now they try to implement DRM into the browser giving the ability to any website to refuse traffic to you if you don't run a complaint browser ( cough...firefox )
here is an article in hacker news since i'm sure they can explain this to you better than i.
and also some github docs
Half the internet now seems to be bots creating content purely for the enjoyment of other bots. Typing any kind of difficult question into a search engine will now have you dodging a minefield of AI generated articles, none of which contain any useful information other than what they've scraped from other AI generated pages.