Maybe looking at a region in terms of industry isn't the best measuring tool. Defense was a major industry (before that gold/mining) as was shipping and educati

Maybe looking at a region in terms of industry isn't the best measuring tool. Defense was a major industry (before that gold/mining) as was shipping and education and the related services to support these industries. The industries that were smaller than defense in the Bay Area were larger than the top industries in other places. There was greater balance in the ecosystem.