WSJ's Christopher Mims shows the failure of tech startups in low margin industries in which the startups added little real innovation. What he does not say is that these so called "tech startups" have caused a massive capital misallocation and poor productivity of capital for trillions of dollars of American savings. This happened when the productivity of capital for infrastructure and manufacturing industries in which the US has fallen behind is increasing. It has also caused "crowding out" of essential government investments in infrastructure and manufacturing in the US. In food delivery, used car delivery, online streaming and a whole range of business startups sales are falling as consumers hit by high inflation are budgeting carefully for all expenses. Many are disappearing after years of losses leaving a trail of destruction that includes the unrealized infrastructure and manufacturing that America's communities so badly need. ...