Here in Spain our government is trying to do a similar thing on Social media. idk how they will do it, but, My guess is that they will do a similar thing to the UK and Australia. Let's see how it goes, and I hope not to do the same as @JCitron on all my social media.
If you have Surveyor 2.0 just select an empty area, copy it and save it. Once you have this emptiness on your scrapbook, just overwrite everything you need, and you'll have a nice eraser.
I don't think it's gonna happen atm as A"I" is draining components from final customers. Just look how Micron "killed" Crucial because it wasn't profitable enough compared to B2B sales.
The problem here is as VRAMs are becoming more and more expensive, game developers should think about optimizing more their games rather than introducing new features that only a few can enjoy.