if you think the 50 yr old recovering-alcoholic greating you at the check point has anything to do with the technology or operation of the station, you're niave. They have one job, and that's to keep us all in line. Soon, they will be carrying billyclubs and mace, and you know where it goes from there. Do not be fooled. These Scanners are not benign. Opt Out! Everytime. As long as you're still legally able to - and those days are few and numbered too. We're in trouble here folks... and I certainly don't know what to do about it all
O'er the land of the free and the home of the brave!