Elon Musk, the visionary CEO of Tesla and SpaceX and one of the world’s most influential tech entrepreneurs, was seen with his six-year-old son X Æ A-Xii (affectionately known as Lil X), whom he shares with musician Grimes, as they got into the presidential limousine during high-stakes US-China talks in Beijing. This moment unfolded amid President Donald Trump’s state visit to China, where Musk joined a delegation of top American business leaders for summits with Chinese President Xi Jinping foc