At least some aspect of camera surveillance has stats to prove its value.
http://www.google.com/gwt/n?u=http%3A%2F%2Fwww.winnipegfreepress.com%2Flocal%2Fcameras-put-dent-in-speeding-hate-them-if-you-will-stats-show-drivers-truly-going-slower-in-photo-radar-zones-49837462.html
Sent wirelessly from my BlackBerry device on the Bell network.
Envoyé sans fil par mon terminal mobile BlackBerry sur le réseau de Bell.