The logo of SoftBank Group Corp is displayed at SoftBank World 2017 conference in Tokyo, Japan, July 20, 2017. REUTERS/Issei Kato Purchase Licensing Rights, opens new tabSummaryCompaniesVision Fund shifts focus to support AI ambitions of founder Masayoshi SonSon's strategy returns to high-risk, high-reward investmentsSoftBank's AI bets include $9.7 billion in OpenAISept 18 (Reuters) - SoftBank Group (9984.T), opens new tab will lay off nearly 20% of its Vision Fund team globally as it shifts res...