There have been mini Silicon Valley attempts for much longer than there has been a ycombinator. If this sentence changed anything, it is something very small.

There have been mini Silicon Valley attempts for much longer than there has been a ycombinator. If this sentence changed anything, it is something very small. https://en.wikipedia.org/wiki/List_of_technology_centers https://en.wikipedia.org/wiki/List_of_technology_centers Scroll down to "Places with 'Silicon' names"