Correct, an enTiReLy second piece of hardware. That's the whole point of a hardware wallet.
The use can be optional, I don't think anyone would suggest (or even presume?) otherwise.
Accounts with balance under $30,000 need not apply.
Many of the "good customers" (from a bank's perspective) already have a Trezor.
Big banks already require customers pay the $50 for an RSA fob anyway. No bank is providing these devices as a courtesy.
Many GrapheneOS users would rather pay out of their own pocket for a Trezor Safe 5 than have "you need to carry an additional phone too, a shit-phone" forced on them when GrapheneOS is perfectly adequate to run any app and with more meaningful security assurances than any other Android distro.
The use can be optional, I don't think anyone would suggest (or even presume?) otherwise.
Accounts with balance under $30,000 need not apply.
Many of the "good customers" (from a bank's perspective) already have a Trezor.
Big banks already require customers pay the $50 for an RSA fob anyway. No bank is providing these devices as a courtesy.
Many GrapheneOS users would rather pay out of their own pocket for a Trezor Safe 5 than have "you need to carry an additional phone too, a shit-phone" forced on them when GrapheneOS is perfectly adequate to run any app and with more meaningful security assurances than any other Android distro.