With airsoft being used as props for movies and films, how about adding muzzle flash generators for more realistic muzzle flash rather than use FX software? PewTube: The Theatrical Firearms Channel does an experiment... "Taking the experiment to a Spitfire airsoft muzzle flash unit, where things have to be a little downsized compared to last week's NERF unit. Also did a quick comparison between just the LED flash effect, just drop-in digital effects, and both together.