RFID Privacy And You RFID (Radio-Frequency Identification) is a tiny wireless technology which has the potential to radically transform the commerce world. It consists of an inexpensive chip, often smaller than a grain of sand, which can be read up to several meters away. The hope among retailers, is that the technology can be used as a next-generation barcode, automating inventory levels, and thus cutting costs for...... Similar Editorial : RFID Tags by Bill Wardell. | Source : Technology Strategy