The destruction of Houston is far worse, and of a much wider scale than we can properly wrap our brains around.
Houston is a very large, very muscular, intelligent and hard-working city. I know, because I lived there until 2012, and was professionally employed to recruit mechanical engineers for the oil and gas companies. Houston is a “Super City”.
It has the largest deep-water port in the United States, and trade from all over the world enters through the Houston Ship Channel. Trucking, manufacturing, and oil refining are all oriented around Houston and the thousands of oil tankers lined up to deliver crude oil to the refineries linked just below.