but really got kicked off in the eighty's in large part to the founder of stratus johns company some seminal patent work in that field that's been growing it's been being used in industry for a long time and now it's becoming personal down to the guys who a company called greta they came to my house scanned me pictures it created this what is this that is you printed the printed version of larry king it is the process they went through as they scan do earn you into a three dimensional virtual i don't know i'm a walking around took a three about ten minutes very quick three d. scanning and then they took that virtual model those bits those pixels and they printed it layer by layer to create a physical model of you so you know big is this range of bridging devices oh it's huge couple hundred dollars to get in to do it yourself kits you can get do it yourself kits online and you can make them their self or you can go up to half a million two million dollar industry level know where is the public of all of this i think they're starting to get aware shows like yours starting to get the wo