“… For the past two events, producers of Lollapalooza have partnered with … Festival Control Systems … to facilitate spending and increase the customer experience with near field communication technology. Attendees don NFC wristbands that eliminate the need to carry cash, tickets or payment cards, simplifying purchasing and securing the festival for attendees and vendors alike. … In 2014 more than 170,000 attendees registered wristbands across six festivals including Lollapalooza. … Events saw a 10% average growth rate year over year.”