scanned. but the question is we re spending billions of dollars on technologies that haven t proven to be effective. now, i m not talking about scanners. i m talking about these data mining issues. let s stick with scanners for a minute. there have been remarkably few airplanes blown up and remarkably few people seizing airplanes since i don t like the i travel all the time. i don t like the system, but i ve concluded that it is a necessary evil in a world where people would really do us harm. but they re also there has been a limitation on the use of sharp weapons. there s been strengthening of cockpit doors. so just because you have an elephant gun doesn t mean you shot all the elephants in your m midst. just because you have scanners doesn t mean you stopped all the airplane terrorist attacks. don t you have to do everything you possibly can to do that? within reason. the underwear bomber, the shoe bomber. our unifying principle is the