the chicharones, illogic, Abstract Rude, cLOUDDEAD, Aesop Rock, Slug (of Atmosphere, Felt, Deep Puddle Dynamics, Dynospectrum etc.) <also all good groups to check out, Eyedea, Cunninlynguists, though their not exactly "enlightening" but fantastic and original artists, Cold Duck Complex, Buck65, <<definitely, Blackalicious is pretty nice, ummm i personally get a lot out of stonesour, 10 years, uhh, Grayskul, Sage Francis can get pretty deep. you should check out Blueprint too, and RJD2's shit they make Soul Position, try Sole, and im sick of typing, but thats a good start.