With no widely documented original source, this sound has spread purely as a shareable meme reaction built around the shorthand of IQ as a measure of cleverness. The inflated figure of ten million pushes the idea past any real test score, which is why creators treat it as instant hyperbole for edits, gaming highlights and short social videos. It keeps circulating because the premise needs no context, works with almost any small victory, and lets viewers signal amusement and mock admiration in a single quick audio cue.