Any of you good people happened across this fella? It's rather spiffing geeky-themed/Blackalicious-esque hip hop. It's MARVELLOUS!
http://www.frontalot.com/music.html
A couple of recommendations (mp3 downloads - legal, no worries

):
Nerdcore Hiphop
Indier Than Thou
Special Delivery
I haven't finished digging through it myself, but these are my faves so far. Fiddy Cent, it ain't.