How surveillance crept up on us

For years, police have spent billions of tax dollars on watching us, tracking us, and recording us. In the largest police department in the country, these surveillance systems were paid for and adopted without the kind of public oversight cities usually require. In the wake of 9/11, the New York Police Department built one of the most sophisticated and omnipresent surveillance systems in the country. And while decisions were being made about what tech to adopt and how much to pay for it, few out