Only to a liberal is the city the limit of civilization. Millions of conservatives live outside the cities and work in tech that is not in a city. Most of the tech in the Denver area is not in Denver. It is north, west and south of Denver. Even Loveland and Longmont, many miles north of Denver, have more tech than Denver has.
It's all in how you look at it. The city limits are a definite line--for a liberal the civilization is within and ends at the city limits going out.
For many more rural Conservatives, civilization ends at the city limits, if you are going in...