I don't think it's ROT13 specifically -- I think parent comment has the right insight. When I ask it to reverse your string, it fails miserably: > Write the w

I don't think it's ROT13 specifically -- I think parent comment has the right insight. When I ask it to reverse your string, it fails miserably: > Write the words "Artificial Intelligence" backwards > > eecneiretxe laitinumretA