Saudi Crown Prince Mohammed bin Salman and Masayoshi Son, SoftBank Group Corp. Chairman and CEO, attend the Future Investment Initiative conference in Riyadh. Faisal Al Nasser/Reuters
Saudi Crown Prince Mohammed bin Salman and Masayoshi Son, SoftBank Group Corp. Chairman and CEO, attend the Future Investment Initiative conference in Riyadh. Faisal Al Nasser/Reuters

Saudi Arabia entertains world's business chiefs with robots and future cities