For the P D
and the feeling was  once we start monk monkeying with that , uh , many other problems could ha happen. And additionally we  we already have a lot of data that 's been collected with that , so.
Yeah.
A simple thing to do is he  he  he has a  I forget if it  this was in that mail or in the following mail , but he has a  a simple filter , a digital filter that he suggested. We just run over the data before we deal with it.