Something about the rhythm of Common's flow -- the way he phrases his intelligent rhymes -- turns his voice into an instrument. He started out as Common Sense, releasing two excellent albums filled with sparse beats and dizzying rhymes that were unusual exports from the pop-focused hip-hop scene in the Midwest. Though he's been pigeonholed as a mellow Jazz Rap minimalist, he's got enough consciousness-stirring lyrics to make a listener sit up and think as they nod to his thick groov...  [+]