Its worth a watch. this is vid 2 of a ten part series.
http://www.youtube.com/watch?v=Tw2XP...eature=related
also The Industry series is good. A new one comes out every Sunday.
http://www.youtube.com/watch?v=MGKnbQOYkWI
Stick with the underground artists. FUCK MAINSTREAM RAP. been looking into this for a few years now and a lot makes sense.