Billionaire Elon Musk welcomed China's engagement on artificial intelligence safety and said he wanted to see Beijing aligned with Britain and the United States on the subject, speaking in London on Thursday alongside British Prime Minister Rishi Sunak. Musk backed China's inclusion in the first AI Safety Summit, hosted at Bletchley Park, England, which has drawn leading companies and nations together to agree initial steps on how to manage the risks of cutting-edge AI models. "If the United States and the UK and China are aligned on safety, then that's going to be a good thing, because that's where the…