The whole song and dance where Windows forces you to save the recovery key on an external medium and tells you what it's for must have completely slipped his mind.
Though I'm fairly certain that Linux will forego this and just assumes you known what you're doing.
>Though I'm fairly certain that Linux will forego this and just assumes you known what you're doing.
Yes, even the documentation for the systemd feature implies generating the recovery key is a separate optional step.
People need to be aware this can happen when using it and should remember to add a password key to their luks container.