PHOENIX — It’s hard to miss the dogged technological ambition pervading this sprawling desert metropolis.

There’s Intel’s $7 billion, seven-nanometer chip plant going up in Chandler. In Scottsdale, Axon, the maker of the Taser, is hungrily snatching talent from Silicon Valley as it embraces automation to keep up with growing demand. Start-ups in fields as varied as autonomous drones and blockchain are flocking to the area, drawn in large part by light regulation and tax incentives. 

See more at … Tech Is Splitting the U.S. Work Force in Two