Nothing to do with the ride, just a malfunctioning vape box it sounds like on a passenger. I think these modified boxes are dangerous given the amount of voltage they can run on.
http://www.orlandosentinel.com/news/breaking-news/os-teen-injured-universal-cigarette-20161001-story.html
http://www.orlandosentinel.com/news/breaking-news/os-teen-injured-universal-cigarette-20161001-story.html