Elon Musk, boss of Tesla, is South African. This is not just true of big tech. Of the 100 most valuable American companies, more than 30 have chief executives who are not sons and daughters of Uncle Sam (though some,

Donald Trump has backed Elon Musk in supporting visas for skilled migrants. The president-elect waded into a row that has split the Republican party by defending H1B visas, which permit highly-educated foreigners to work in the US for up to six years.

Steve Bannon is ramping up his attack on Elon Musk. And this time he’s threatening violence. The House of MAGA has been up in flames this week over Musk’s plan to protect immigrants with H1-B visas, while diehard conservatives like the president-elect’s former strategist Bannon and Trump loyalist Laura Loomer have said foreign workers should be deported and replaced with “real” Americans.