As you state on your site, your revenue comes from recruiting programmers for startups. This fact suggests that you are highly incentivized to train startup programmers, not hackers.
"hackers" who don't meet deadlines, and don't manage product scope don't make very good recruits, which would affect your bottom line.
While on Hacker School time, it was made clear that startups are not the focus, and that we should worry more about the challenge of programming than building "Products".
"hackers" who don't meet deadlines, and don't manage product scope don't make very good recruits, which would affect your bottom line.