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
Time to find a new bank.
I'm self employed so I aint worried about that.
They don't need everyone to comply, just the vast majority.
Which is why it's important to encourage and educate as many about it as possible now.