Additionally, Apple allowing a user to install a browser with a rendering engine other than webkit does not preclude a completely different user from experiencing the "Apple experience". The default experience will be the Apple experience.
I really don't understand this common sentiment that more freedom for a user to use a device in the manner in which they want to somehow takes away the freedom of others.
I have exactly two reasons to still prefer Android: Termux and GrapheneOS. Who knows what Google's going to break next though? There's already hints that the Linux system calls used by Termux will be sandboxed away someday. If that happens, there's no reason for me to use Android anymore.
Stuff like remote attestation should be illegal. They should be required by law to interoperate with you no matter what software you choose to run.