This line is tied to Arthur Morgan from Rockstar's 2018 game Red Dead Redemption 2, where his way of speaking became instantly memorable to players. The pronunciation of "boah" helped turn ordinary dialogue into a reusable meme sound. Short clips of Arthur's voice spread through gaming compilations, TikTok-style edits, and reaction videos because they can sound sincere or sarcastic with almost no setup. It still gets used by Red Dead fans and by creators who want a calm, character-driven reaction instead of a loud punchline.