China’s DeepSeek sets off AI market rout

Nasdaq futures slumped and technology shares slid in Japan on Monday as surging popularity of a Chinese discount artificial intelligence model wobbled investors’ faith in the profitability of AI and the sector’s voracious demand for high-tech chips.

Nasdaq 100 futures were down 2.6% and S&P 500 futures slipped 1.4% by the European morning, and shares in Nvidia (NASDAQ:NVDA)…