Ubiquity (1971). Roy Ayers' leap to the Polydor label inaugurates his music's evolution away from the more traditional jazz of his earlier Atlantic LPs toward the infectious, funk-inspired fusion that still divides critics and fans even decades after the fact. Although Ubiquity maintains one foot in Ayers' hard bop origins, the record favors soulful grooves and sun-kissed textures that flirt openly and unapologetically with commercial tastes. Several cuts feature the male/female vocals that would become a hallmark of subsequent Ubiquity efforts, while mid-tempo instrumentals like "Pretty Brown Skin" and "The Painted Desert" feature evocatively cinematic arrangements and intriguing solos that unfurl like psychedelic freak flags…