Don’t Build Your Startup Outside of Silicon Valley (ZT)

http://blogs.hbr.org/2013/10/dont-build-your-startup-outside-of-silicon-valley/

Bay Area Dominates Wall Street Journal List of Top 50 Startups

http://blogs.kqed.org/newsfix/2011/03/10/bay-area-dominates-wall-street-journal-list-of-top-50-startups/