The world’s first RFID-based scheme for single-journey reusable ticketing in mass transportation has recently gone live in Seoul, South Korea, and is expected to save some 3 billion won (over US $2.4 million) per year using a robust solution based on RFID technology from STMicroelectronics, a leading developer of RFID chips. Serving a city of 10 million people and operating since 1974, the Seoul Subway became a part of the Seoul Metropolitan Government’s New Transportation System combining su...