Tech-Tonic Shifts: Mapping the Fortunes of Silicon Valley | Hacker News

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		Tech-Tonic Shifts: Mapping the Fortunes of Silicon Valley (economist.com)
		4 points by brendannee on July 23, 2015 \| hide \| past \| favorite \| 1 comment

asift on July 23, 2015 [–]

Fascinating chart.

Any particular explanation for the dramatic increase in unicorns within San Francisco starting around 2011? Think this trend will continue for the next 10 years?

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