The article was mentioning John Walker for his engineers approach to dieting with the Hackers Diet. I am sure John would get a chuckle out of this article but he is without Internet right now as he steams on a nuclear powered ship crushing ice and bumping polar bears to the North Pole for the best possible solar eclipse viewing.
Steve Jobs' Diet Secrets (Forbes.com)
John Walker Bound for North Pole
Nuclear Ninety North: Fourmilab Unattended 2008-07-19 to 2008-08-06
The Hacker's Diet “The Hacker's Diet: How to lose weight and hair through stress and poor nutrition”