compact position with and learn against more efficiently and all these ascribe observations available to state and state actually the next date and so forth all tried to get a handle of that problem now nothing you might observe is down what we covered so far is fairly complex is a wide range of ideas at play and so the question we asked ourselves recently is is it possible with a relatively simple idea to maybe get a lot of leverage that we have seen here and let's take a look at that and see how far agree with relatively simple