humans see the illusion the pregnant has optic flow that looks like what we see and when humans don't see the illusion there's no optic flow so so this is this is interesting especially because the usual explanation for these things has to do with sort of epiphenomena about the relative Layton sees visual responses and now that might still be true but this at least gives you another possible explanation which is that you have a system that's trained with the predictive loss it's gonna naturally have some of these biases that come from