I am interested in purchasing one of these Vapir Oxygen Vaporizers but i am not sure if it is worth the $130. has anyone tried one of these or knows of anyone who has hit out of one? here is one im looking at: http://cgi.ebay.com/Vapir-Oxygen-MI...goryZ133QQssPageNameZWDVWQQrdZ1QQcmdZViewItem
