(Bloomberg) — A day after his inauguration as US President, Donald Trump unveiled a $100 billion venture to fund artificial intelligence infrastructure, backed by three of the biggest names in tech – OpenAI, SoftBank Group Corp. and Oracle Corp. Then there was an Abu Dhabi-based firm that few had heard of: MGX.Most Read from BloombergHow Sanctuary Cities Are Preparing for Another Showdown With TrumpTexas HOA Charged With Discrimination for Banning Section 8 RentersDonations to LA Fire Victims R