The elongated bruh became one of the internet's default reaction sounds during the Vine era, when six-second fail clips needed an instant punchline. It spread through gaming montages, sports blooper reels and meme compilations, where its flat delivery made every blunder feel heavier. Editors still reach for it because it needs no setup: one deadpan syllable stretched over two seconds tells the audience exactly how to feel about the clip they just watched.