world is going to look like when I'm when I move my my head or the camera a few centimeters to the left the view of the world changes depending on you know objects move with parallax depending on the depth the distance to my eyes and so if I train myself to predict what the world's going to look like when I move the camera perhaps I can automatically infer that every object in the world has a depth because that's the best explanation for the simplest explanation for how things change okay so the notion of depth the