Master warning alarms are a staple of science fiction, aviation, and gaming audio, where a loud klaxon signals that a system has failed or a crew needs to act immediately. The sound has become widely reused online because it is instantly recognisable even without visuals, and creators borrow it for fail compilations, reaction videos, and dramatic edits. Its long, sustained alarm makes it especially useful for building tension before a reveal, which is why it continues to appear in short-form videos and livestreams.