Large scale infrastructure is no longer possible in the US for all kinds of reasons. But you can't just compare infrastructure projects from the 1930s and prete

Large scale infrastructure is no longer possible in the US for all kinds of reasons. But you can't just compare infrastructure projects from the 1930s and pretend it will work. If you had to build the interstate highway system, or transcontinental railroad, or Hoover dam today, it would take decades and cost many times the price in real dollars.