Can't speak to the OP but I have multiple yubikeys. One I carry with me all the time, and at least one backup, which I keep somewhere safe. Most sites allow you

Can't speak to the OP but I have multiple yubikeys. One I carry with me all the time, and at least one backup, which I keep somewhere safe. Most sites allow you to register multiple keys. Another approach is to have your phone as the daily 2FA device and the yubikey is the backup.