I think you're too readily writing off the role of the producer in the case of 'Yeezus.' Classics like Steely Dan's 'Aja', Quincy Jones' 'The Dude', and, in hip-hop, Dr. Dre's 'The Chronic' were crafted in much the same way, a collaboration between producers with a grand vision and a cast of musicians who could see it to realization.