It turns out that, contra Tricia Rose, hip hop actually originated in an obscure Mongolian farming village in the 1960s. MC Farmer on the mic:

The genre then mutated (metastasized?) into nerdcore, giving rise to MC Frontalot's utterly brilliant "It Is Pitch Dark":

"The voices in your head said the dwarf shot first... but doctors with needles posit repeatedly that you knocked down that midget in the park unneededly." We have that problem all the time.

References:
* Rose, Tricia. Black Noise: Rap Music and Black Culture in Contemporary America. Wesleyan, 1994. [Amazon]
* True origin of Hip-Hop music, English subtitles [NumeroEight / YouTube]
* MC Frontalot - It Is Pitch Dark [tubist / YouTube]

Previously:
* Mickey Avalon Embraces Rock And Roll Lifestyle With Something Less Than Ironic Distance [Video]
* Anger Helps You Think
* Engineer Builds Self-Aware Robots That Learn And Self-Replicate. Umm... What? [Video]