Interesting experiment on the willingness of ordinary people to subject themselves to invasive forms of surveillance. A body scanner is used on customers entering a candy store. Many had the appropriate reactions - disbelief, disgust, anger, walking away - but according to the producers:

The goal was to see how far we could take this scanning and if people would let us! To our surprise, most people didn't put up much of a fight and went along with the person ahead of them in line... which was our plant that we actual scanned again and again.