If you’re in the Philadelphia metro area this summer, you’re thirsty and you happen to have an RFID-enabled payment card in your pocket, you’ll be able to wave the card and get an ice-cold Coca-Cola ...

Although RFID (radiofrequency identification) is far from being perfect, it has its benefits, which can outweigh its flaws for many companies. Each tag has to be installed on items a company wishes to ...