Doesn't get much better than Method Man detailing the mechanics of writing rhymes:

I be in that studio racking my brains to make two words rhyme together as well as say some shit in between those two words that make sense. And then, on top of that, transition between those two words to forming words into a sentence that has something to do with what I just fucking said. You know how much work go into that shit? And then to be understood over all that? You know how much work it take to do all that shit?

Also: his comics pull list is out of control and unchecked in years, Cheese is out of jail in S4 of The Wire, and the new hair bands make him work. Fantastic interview.