They thought it was going to be good for a Guinness World Record, and they were right.
Around the world, a growing number of companies are setting up shop to offer 'drone shows' instead of traditional fireworks. This service is especially useful in very dry locations where traditional fireworks can be a wildfire hazard.
Take a look at this YouTube video of a 4th of July performance put together by Sky Element Drone Shows of Ft. Worth, TX … over 1,000 computer-synched drones carrying LED lights. As amazing as the performance was, the World Record is for the “largest aerial sentence formed by multirotor drones.”