The minigun is based on the real M134 rotary machine gun developed in the 1960s, famous for its electrically driven rotating barrels and extreme rate of fire. Movies like Predator and Terminator 2 made its spinning sound and overwhelming barrage iconic, and games later adopted it as the ultimate heavy weapon. Online, a clean recording of that spin-up and sustained fire became a reusable effect for edits and soundboards, kept popular because viewers instantly recognise the weapon and the joke of using far more firepower than a scene needs.