model that is training with again it could it wouldn't like that applies to everything that we would go over today there are holes in all of them oh you mean why they don't use a Vee I think it's probably the mapping from A to B that he wouldn't do well like you wouldn't do it in like a visually appealing way otherwise I think for Z they could actually use a VAD type of loss but it would not be a VAD because there's still this thing that is [Laughter] yes no it's not it's not that fair comparison I would say though like if