Missile sounds have become a familiar shorthand in online video, where a launch whistle and explosion instantly signal danger, escalation or an over-the-top reaction. The effect is widely shared on soundboards and in short-form edits because it needs no explanation, and its long build-up makes it easy to time to a visual gag. Creators use it for gaming clips, fail compilations, reaction videos and parody action scenes, and its popularity has lasted because the sound is loud, recognisable and funny when it lands on something small and ordinary.