sp4dyy ❄️ on Instagram: "This Instagram reel shares a viral video clip featuring a father and daughter attempting to flip three boba tea cups from mixed orientations to all facing up, where the father succeeds but the daughter fails despite identical moves, prompting widespread confusion. The apparent impossibility stems from differing initial configurations: the father starts with down-up-down (even parity of downs), allowing all-up resolution, while the daughter begins with up-down-up (odd par