Momentum, I suspect. At some point, increasing demands from local government are destined to provide a competitive advantage to businesses in other locales. Th

Momentum, I suspect. At some point, increasing demands from local government are destined to provide a competitive advantage to businesses in other locales. The interesting question is how much of an advantage being located in Silicon Valley is, as compared to the cost. By their nature, bureaucracies tend to ratchet themselves larger and larger. At some point, the balance has to tip.