In China, Liang Wenfeng is being celebrated as a hero this week, a digital David fighting America’s Big Tech Goliath, armed with a modest cluster of artificial intelligence chips and a small crack ...

At the time of writing, Nasdaq futures were trading 3.8% lower while S&P 500 futures were down 2.3% ahead of the US market open. Founded by hedge fund manager Liang Wenfeng, DeepSeek earlier last week ...