the standard sort of primate experiment version of this and basically the present that does exactly the same thing has exactly the same dynamics that you would find in in primary visual cortex so this is this is a bit of circumstantial evidence at least that part sort of matches up with expectations originally actually particular coding was it was designed to explain a phenomenon called N stopping which is if you have a bar that's oriented the way a v1 cell likes and then you make the bar longer and longer and longer and longer the response will