I think, but I'm not completely certain, that what he's trying to say is that your plan changes based on whether you hit the goal in the timebox or not. Which I

I think, but I'm not completely certain, that what he's trying to say is that your plan changes based on whether you hit the goal in the timebox or not. Which I guess is kind of true -- you can't really plan beyond the timebox until you know what happened inside the timebox.