so you here's the signal by 6000 times it's a huge enhancement one more possibility of finding a guy star is to use motion right so when there's blood flow freaks for example the blood flow can be used to serve as a guy starts moving so we have this cartoon if you have a plane behind a child for example can we actually track that plane right so using the motion of the object as a guy star itself all right let me spend a couple more slides talk about one last technology we're working on in fact this paper up here today I knew actually this