That is an unwarranted assumption offhandedly disguised as a fact: San Francisco is not, nor will likely become, ”the center of the US” — and is even outranked

That is an unwarranted assumption offhandedly disguised as a fact: San Francisco is not, nor will likely become, ”the center of the US” — and is even outranked by a multitude of supposedly second-rate urban areas in terms of economic relevance.