Radio frequency identification, a technology that allows identification of objects using radio waves, hasn't exactly been a failure. The Wikipedia article on RFID lists all manner of examples of RFID use, ranging from the whimsical to the more substantive. And early proponents of RFID, such as Wal-Mart and the U.S. Department of Defense, have moved ahead with large-scale RFID deployments affecting both themselves and their suppliers--albeit at a slower pace and in a more limited way than originally envisioned.
Still, if you contrast the selective use of RFID to the ubiquity of barcodes, the contrast is striking. It'… Read more