Billions of pounds spent on Britain’s 4.2 million closed-circuit television cameras has not had a significant impact on crime, according to the senior police officer piloting a new database. Detective Chief Inspector Mick Neville said it was a “fiasco” that only 3 per cent of street robberies in London were solved using CCTV.
http://www.timesonline.co.uk/tol/news/uk/crime/article3877670.ece