"And this grey streak I've had since I crawled out of the Lazarus Pit after being dead."
Part of me wonders if this is a bit of a retcon on Morrison's part to take out the idea that Todd was ressurected by Superboy Prime punching a hole in reality?
As for Dick's "not knowing anything about business," has he ever said he had any interest in it? I can't recall him ever saying that, so maybe it's less that he CAN'T run Wayne Enterprises, but that he doesn't necessarily WANT to run it.