In his newly built palace near Tokyo, lined by stone statues of Roman emperors and surrounded by an 18-hole golf course, ...

The man behind SoftBank has now teamed up with OpenAI to invest up to $500 billion in American AI infrastructure over the next four years.

OpenAI‘s Sam Altman and SoftBank’s Masayoshi Son during a news conference earlier this month at the White House. - Andrew Harnik/Getty Images In his newly built palace near Tokyo, lined by ...