If you take a worldview of the last five minutes, this is true, but if you look at silicon valley over time, it is demonstrable that many companies in the Bay A

If you take a worldview of the last five minutes, this is true, but if you look at silicon valley over time, it is demonstrable that many companies in the Bay Area have built holistic and scalable enterprises. Look no further than box.com for a recent example or Intel for an old one.