When Orlando's pop culture extravaganza MegaCon joined the Fan Expo line of events in 2015, the name remained — but the game definitely changed. Tens of thousands of fans made their way into Orange County Convention Center for MegaCon 2016 between May 26-29. That's not an unusual sight as attendance for the 24-year-old event often exceeds 40,000. But foot traffic seemed to flow more efficiently with new crowd control that brought non-ticket holders through a specific entrance route and an event…