But do they need that many "best" people? Or are just "good enough" people from "shithole countries" cheaper than locals? I mean... why pay an american a good w

But do they need that many "best" people? Or are just "good enough" people from "shithole countries" cheaper than locals? I mean... why pay an american a good wage, when you can get someone from some poor country, give them a barely livable wage (especially with rent prices in silicon valley), bring them there with a h1b visa and treat them badly, because if they quit, they must leave the country.