If they make more working for Facebook in Detroit than for a a Detroit-local tech company, and they will, it's hard to say who's harmed here. Of course there's

If they make more working for Facebook in Detroit than for a a Detroit-local tech company, and they will, it's hard to say who's harmed here. Of course there's gray area here but I think it will be fine. They won't be the first company with localized salaries.