The mathematics of the mega-MAGA fireworks: "There is a 40-minute wall of light and roar that no blink and no camera frame can resolve into individual fireworks.... The organizers seem to have arrived at the same conclusion by their own route. Their guidance calls for hearing protection for all attendees, an N95 outdoors, windows closed at home, and as much time indoors as possible during and after the show." https://chadtopaz.com/essays/fireworks-per-second