Maybe just the ones that could be used to send all your money to scammers from your bank account or crypto wallet?
Computers are cheap these days. You can buy a Raspberry Pi to hack on and use something else for your money. If you like hacking on smart phones, carrying more than one phone is an option. You don’t need root access on every device you own.
I'd want a separate, secure smartphone only for auth/banking... but Google makes this impossible by preinstalling their unremovable spyware. And if you dare to remove it, then poof - your device is no longer considered secure. Google knows what they're doing.
Computers are cheap these days. You can buy a Raspberry Pi to hack on and use something else for your money. If you like hacking on smart phones, carrying more than one phone is an option. You don’t need root access on every device you own.