Very few -- if any -- hip-hop acts have acheived the feat of making three consistent, classic, quintessential hip-hop LP's.  The Tribe pulled it off with Midnight Marauders.  This set is a synthesis of the neo-Afrocentric  vibes of their first album, "People's Instinctive . . ." and  their sophomore classic, "Low End Theory," with harder-edged  beats to boot.