Sort of already exists... only in the other direction. http://www.ideaconnection.com/blog/2009/04/japanesetoilet-analyzes-your-stool/ http://www.ideaconnection

Sort of already exists... only in the other direction. http://www.ideaconnection.com/blog/2009/04/japanesetoilet-analyzes-your-stool/ http://www.ideaconnection.com/blog/2009/04/japanesetoilet-an...