it is called terra hertz technology. what it does, in essence everybody emits tera hertz , radiation. and what it does is enables you to see someone carrying a weapon. the problem is so far that the device developed is too big. it does not have the range. we know what cell phones were like in 1986. and what they are like now. we believe that the technology will only get better. that would be a major breakthrough as far as finding weapons on the street. >> can you imagine, 10 years from now, that technology being deployed around the city, just like you have cameras recording where people go, you could notice that somebody with the gun is moving in a certain neighborhood? >> not without a major fight. the legal -- i think our lawyers are looking at the issues of -- fourth amendment issues are involved there. but this is -- this is something that you do in increments. and i don't know if ten years from now you see them, you know, positioned all over. you have to develop the technology and i think they would be concerns rais