Ballmer: Look, we have one product—it just happens to be our most famous product—that has a bigger gap than it will ever, ever, ever have again in its release cycle. That will never happen again. I know how we got there. I'm not going to go through all that. I know what we're going to do differently. I'm not going to go through that. It'll never happen again.

From a recent interview with Steven Ballmer in CRN: