often you know in RL you have MVPs Markov decision processes which are much more limiting okay so now we can predict conditioned on actions so even if the influence environment but prediction is not all we want to do right we also want to act really in the world and the question is how to choose the actions and we don't want to greedily choose the actions you know just you know what is best in in the next time step and we first I should say you know what is you know how to be measure performance so we measure performance by giving the agent