You see a USB port or an outlet in public, plug in your device and feel the sweet relief of your phone charging. Public charging stations and wi-fi access points are found in places like airports, planes, conference centers and parks, so people can always have access to their phones and data. The cord you use to charge your phone is also used to send data from your phone to other devices. The company ran an informal social experiment to see how many people would use the public charging stations. They are at a security conference and they should know better, but they probably feel safe," he said.

Source: CNN February 16, 2017 02:00 UTC