Bo Diddley: One of rock's foundational figures has passed on.
Bo Diddley (a.k.a. Ellas McDaniel), the toughest of the original '50s rock and rollers (ain't a damn thing kitsch about him), the cat who made self-aggrandizing lyrics sound incredibly cool, the man with the square guitar who stroked some of the most vicious tones out of a six-string ever to singe your ear hairs, the dude who had a badass rhythm (paradoxically both rumbling and bouncy) named after him, the guy with the powerful lif