The Postal Service on Friday confirmed that it takes a photograph of every letter and package mailed in the United States — about 160 billion pieces last year — and occasionally provides the photos to law enforcement agencies that request them as part of criminal cases.  http://www.nytimes.com/2013/08/03/us/postal-service-confirms-photographing-all-us-mail.html?ref=us  The images are taken at more than 200 […]