Pigs, widely present in world cultures, have taken on many meanings and been used for many purposes in traditional arts, popular culture, and media.As one scholar puts it, people all over the world have made swine stand for "extremes of human joy or fear, celebration, ridicule, and repulsion." . Rimsky-Korsakov and Tchaikovsky did as far as bringing nationalism to classical music. They brought in Russian folk tunes. Animation, freed from…