Disney XD Sat. five p.m. Limited animation was pioneered by the UPA studio as a stylistic alternative to the more thorough realism of Disney and Warner Bros., but it was Hanna-Barbera that saw the technique’s potential to save significant time and dollars. One memorable picture is Christoph Waltz's reaction◊ on observing Inglourious Basterds yaoi fanfiction for the very first time.