something but a few moves from there if we continue along the right track they'll pick up something and that will be a reward so the delayed ward is a big characteristic there and then because that's how it learns how this set of moves are important as not just a single move but like a series of moves and then the trial by error is how it learns and yeah usually there'll be like hundreds and hundreds and thousands of instances of this and then that's how they learn so again reinforcement learning can do its whole other video I just wanted to