Short sigh clips became a staple reaction sound in anime edits, Discord soundboards and short-form video because they convey exasperation faster than a caption. This one-second version is used as a punctuation mark after an awkward moment, a bad joke or a predictable failure, rather than as dialogue from a specific scene. Its popularity comes from how neutral it is, fitting male or female characters, VTuber avatars and meme faces alike, which is why creators keep reusing the same brief exhale across many different contexts.