"Necessary"? Its a world market for top-end talent, we just attract the cream of the crop. Even if Americans upped their game, everyone else would probably also and we'd still be in the same situation.
"""At a dinner for Silicon Valley executives in early 2011, President Barack Obama asked Apple CEO Steve Jobs what it would take to bring iPhone manufacturing back to America. “Those jobs aren’t coming back,” the typically blunt Apple cofounder told the president. Examining Jobs’s claim, the New York Times looked at Apple’s vast Chinese operations and found that workers there not only worked for less than Americans did; more of them were skilled. To oversee production and guide some 200,000 assembly-line workers, Apple, for instance, needed 8,700 industrial engineers—positions that required more than a high school diploma but less than a full college degree. While abundant in China, these kinds of employees are harder to find in the United States. “The U.S. has stopped producing people with the skills we need,” an unnamed Apple executive told the Times.""" https://www.city-journal.org/html/vocational-ed-reborn-15253...
I don't agree. I think we have far more average talent than we have companies willing to hire only average talent, particularly if said average talent does not already live within 20 miles of them.