Even relying on Android's hardware attestation API instead of Play Integrity is an attack on digital autonomy in my opinion. Any security feature which relies on remote attestation of the users entire platform is government overreach as it ultimately gives the government the power to choose what operating systems are acceptable. It is only a matter of time before this power will be misused to put pressure on OS devel…
But it must not limit the ability of running custom software on a phone. And especially not enforcing every person to get a Google/Apple signed phone.
Like if I get GrapheneOS on my phone. Banking/gov apps should work. But I believe this could be possible with enforcing hardware security as well.