learn sort of basic concepts kind of a you know step survive stage pieces sort of building more abstract concept on top of simpler ones so for example you know are we born with the concept that the world is three-dimensional or do we learn this I think it's a good hypothesis to think that we learned this a lot of psychologists will tell you we're born with it but I don't see like how the cortex could be wired to sort of you know you know tell us how to compute depth right although there is certainly some bias in the in the wiring that