> And then banks will decide that it's not secure having multiple devices and actively prevent you from doing that. IMHO based on current policies, it is more

> And then banks will decide that it's not secure having multiple devices and actively prevent you from doing that. IMHO based on current policies, it is more likely that they will have one device on your account, like a combined USB and NFC hardware authenticator, that you can request from them and becomes expected for higher security interactions like large money transfers.