Lightning strike effects have long been a staple of film, television and online video, used to signal danger, drama or a sudden change in weather. This louder, close-range version circulates online as a reaction sound, often paired with screenshots or text posts where the reader is meant to feel stunned by what they have just read. Because the crack is instantly recognisable and needs no explanation, editors keep returning to it for storm scenes, jump scares and dramatic edits.