Microsoft founder Bill Gates reacts during a visit to the Imperial College University, in London, Britain, on February 15, 2023. — Reuters LONDON: Bill Gates pledged on Thursday to give away $200 billion via his charitable foundation by 2045 and lashed out at Elon Musk, accusing the world’s richest man of “killing the world’s poorest children” through huge cuts to the US foreign aid budget.The 69-year-old billionaire co-founder of Microsoft said he was speeding up his plans to...