Sergey Brin and Larry Page, the low-key co-founders of Google Inc., set tongues wagging last year when they bought a used Boeing 767 widebody as an unusually large private jet. The 767-200 typically carries 180 passengers and is three times as heavy as a conventional executive plane. Brin and Page "had some strange requests," including hammocks hung from the ceiling of the plane. At one point he witnessed a dispute between them over whether Mr. Brin should have a "California king" size bed Larry, you can have whatever kind of bed you want in your bedroom. Let's move on." Mr....