If you ever want to lose yourself on a lazy Sunday just take a walk into the discography of one James Dewitt Nancy, better known as J Dilla. The producer, sometime rapper, beat maker and hip hop arbiter now has a dizzying amount of work available in the public sphere and each mixtape, album and bootleg is worth a listen. First you’d have to consider his massive contributions to The Pharcyde’s essential LabCabinCalifornia, his work with De La Soul, Q-tip and Common. Then you may choose to wade through his work with neo-soul luminaries like Erykah Badu and D’Angelo. All…