absolutely crucial the question is whether there's a way to deal with it in a more holistic and still sufficiently well way so I have to come everything up and fly but you know you have say some you know key event in your life you know a long time ago you know in some city or something you realized you know that's a really dangerous street or whatever right here and you want to remember that forever right in case you come back they're kind of a selective kind of memory so you remember that all the important events in the past but somehow