&gt; this suggests that people who want to build a new high-density utopia should find some other city to descend upon.<p>Yes. As far as I understand the situation, of the first world cities of similar size or larger, San Francisco was probably the worst possible choice to base the tech boom in. As it has the most conservative attitude and least desire towards growth and building new homes and infrastructure. And poor quality houses and infrastructure to begin with.<p>Almost like a joke of history.