makes this favorable in the sense that you know connections from the left eye and the right eye actually go to the same place in the cortex so if the if the cortex wants to compute disparity it's easy for it the work the wires are there okay but the function not not really and so here is how you could compute how you could learn that the world is two-dimensional if you train your visual system to predict what the world is going to look like when you move your head the best explanation for how the world changes is the fact that