Metroactive Books | David Brin . "In Britain today, nearly every city has put up hundreds of video cameras in public places, connected to the police stations," he says, "and the public loves them, because crime and hooliganism have plummeted every place that they've been put."
{ I wasn't there at the time but I remember reading that people were overjoyed at the 'plummeting' of mosquitoes when DDT was drenching the wetlands of America.}