Well, it's a time investment to be sure, and it's far from concise sometimes, but there's a lot of good stuff in there.

His current goal is to get other people teaching this kind of stuff, not just him, so he might go off on a rant if you ask him to redo things a little more to the point. He'd say that's your job since he's been doing it for a long time already.

I don't disagree completely.