I think part of the reason is the same reason companies stay in the Bay Area -- companies are in the Bay Area because they can find lots of good engineers in th

I think part of the reason is the same reason companies stay in the Bay Area -- companies are in the Bay Area because they can find lots of good engineers in the area. Engineers like the area because they can find lots of good companies that want to hire them. No startup is guaranteed to survive, and if you move to Idaho with your company and it fails, it can be difficult to move back to the Bay Area.