Busta Rhymes, he of the turbo-charged rap, has teamed up with those nu-metal scamps Linkin Park to create one of those amazing, am-I-really-hearing-this-right musical collaborations. I'm sure you'll agree it's one of the most original and exciting examples of musical cross-pollination since Jay-Z teamed up with, erm, Linkin Park about, er, four years ago...