Planet Money's Steve Henn wanted to know how much someone could learn about him by just sitting back and watching his internet traffic flow by. So he invited a couple computer guys to bug his internet connection for a week.
On today's show: What they discovered, and what that tells us about security, smartphones and free WiFi.
Music: Kaiser Chiefs' "I Heard It Through The Grapevine" Find us: Twitter/ Facebook/ Spotify. Download the Planet Money iPhone App.