Iris Scanners Create the Most Secure City in the World. Welcome, Big Brother
Fast Company: "When you get masses of people opting-in, opting out does not help. Opting out actually puts more of a flag on you than just being part of the system." [...] "You can start to track from the point a person is browsing on Google and finds something they want to purchase, to the point they cross the threshold in a Target or Walmart and actually make the purchase."