 sort of you know people repeat it feels this it feels that i'm not going to say anything right now because i want people to have a true test for themselves but um and we've had many people who in fact have trouble swallowing water for example if they aspirate on water and then they become more and more dehydrated and they look for things like carbonation and other things that are not necessarily pure hydration just in order to swallow water this water has changed their lives so there's