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
If we break their fingers in all EU countrys, yours won't even have to act... Like we could technically ban all website and browsers doing that from the entire market for this practice...
I don't think they would like us to do so...