objects you have you know the notion of obstacle you know things like that localization so you could think of you know concepts like this being sort of built hierarchically by just training yourself to predict and then representing you know coming up with good representations of that allow you to do a good job at predicting okay so this is not supervised it would be an unsupervised way form of running and that led some of us to so this is the joke from earlier shell force it's a play on some poem from the 1960s or 70s