It’s not just spy agencies that can track smartphone users… in fact, almost anybody can do it as long as they have the right equipment, a new Forbes report reveals. Many third parties already track smartphones and tablets by picking up their user data for various purposes, mostly commercial or ad-related. Advertisers and retail stores can record location data about users in order to either serve certain location-related ads, or to better customize store layouts to maximize in-store impulse purchases. Latanya Sweeney, the new chief technology officer at the Federal Trade Commission, has detailed in a lengthy post the potential advantages and disadvantages of retail stores tracking users by picking up Wi-Fi data. Because each device has unique MAC addresses that