In my opinion the whole "it's just a reference and national govs can decide" is a nonsense excuse to diffuse blame in a circle. The only outcome is that national governments will closely follow the reference and reuse the decision, the citizens of each country then have to manually complain to their own government individually, at which point they might get ignored because, well the reference implementation has it or talks about it, so they're just following the recommended security requirements, and who are you anyway to be demanding our system get less secure are you some kind of cybercriminal?
Play Integrity is still recommended to be evaluated in the documentation, with no mentions of its consequences. https://github.com/eu-digital-identity-wallet/av-app-android...