America’s vast reserve of scientific expertise, nurtured by government research funding and strengthened by the ability to poach the best scientists from other countries, has provided the core knowledge driving technological advances forward. The country’s network of venture capital firms and its stock markets have provided the startup capital new firms need to grow—and have ruthlessly forced out failing companies. Meanwhile, the world’s largest consumer market in the U.S. has driven the growth that’s funded decades of R&D on new types of chips.