Rap Reviews with DQ: " Untitled Unmastered" by Kendrick Lamar

On March 4, 2016, Kendrick Lamar's TDE label released a B-side compilation album called "Untitled Unmastered." This album features tracks recorded during the creation of "How to Pimp a Butterfly." Diverse instrumentals, including blues, jazz and soul, accompany various deep and complex political themes. This may be an album of B-sides, but is this album a throw-away?