Except Chicago in the runup to the Civil War had population growth of 274% in a decade: https://en.wikipedia.org/wiki/Chicago https://en.wikipedia.org/wiki/Chic

Except Chicago in the runup to the Civil War had population growth of 274% in a decade: https://en.wikipedia.org/wiki/Chicago https://en.wikipedia.org/wiki/Chicago Well over 10x what Silicon Valley has experienced during another world-historical boom: http://siliconvalleyindicators.org/special-reports/population-brief-may-2015/population-growth-rates-1996-2015/ http://siliconvalleyindicators.org/special-reports/populatio...