Although he never became a household name, Rakim is near-universally acknowledged as one of the greatest MCs -- perhaps the greatest -- of all time within the hip-hop community. It isn't necessarily the substance of what he says that's helped him win numerous polls among rap fans in the know; the majority of his lyrics concern his own skills and his Islamic faith. But in terms of how he says it, Rakim is virtually unparalleled. His flow is smooth and liquid, inflected with jazz rhythms and carried off with an effortless cool that makes it sound as though he's not even breaking...