Let's face it, "orchestral" and "concept album" are basically taboo words in The World of Hip-Hop ; Terms which are not generally met with the most positive fanfare. Though, there are of course exceptions for every rule: Kendrick Lamar 's incredible 2011 mixtape street album, #Section80 - A fictionalized account of this generation's all too real prescription drug dependency and alarmingly high tolerance... and The Roots' just-released [Dec. 6] landmark 13th commercial effort, undun . Over the course of it's 14 tracks, ?uestlove & The Roots Crew effectively flesh out the life story of one Redford Stephens , undun 's titular character. Stephens' primary traits were grafted from a number of real life inspirational sources including The Guess Who , Sufjan Stevens' "Redford" character (Michigan) , Black Thought 's own friends-family, and a few small-time Philly drug dealers. Frequent Roots collaborators Dice Raw,...