The US stock market’s AI boom cooled sharply: The Nasdaq fell 2.6% on Thursday, its biggest one-day drop since June; the Dow edged up 0.02%. Meta shares plunged 7% as AI spending weighed on profits, which came in below expectations. Nvidia’s CEO warned that insufficient AI capital was limiting growth for newer cloud providers. The Philadelphia Semiconductor Index tumbled 6.7%. Investors flocked to bonds as a safe haven, sending Treasury yields significantly lower. #美股 #AI #Nasdaq