Radio frequency identification, or RFID, is a nifty technology with a multitude of applications in commerce and everyday life. First used in World War II by the British to track enemy aircraft, RFID has since integrated itself into our world in ways most people aren’t even aware of.
For example, every time you drive through an automatic highway toll booth without having to wait for change, you can thank RFID. If you scan a badge to gain entry to your workplace or some other restricted area, chances are you’re using RFID. If you’ve ever exited a retail store to the unwanted sound of a loud security beep, that’s also RFID. (more…)