Even if the startups and production facilities were in the US, there is now a severe shortage of skilled workers in the field. By 2025, this shortage is projected to be as high as 300,000 workers. Educated and skilled personnel is a cornerstone of innovation, and without them, the job cannot be done.
Most Americans who pursue a higher education do so in a non-STEM field. While not a negative in and of itself, this is a huge concern when viewed in light of the expected growing shortage of skilled workers in the semiconductor industry.