AI stocks at center of stormy day on Wall Street, erasing sharp 1.3% drop

An early swoon shook the U.S. stock market on Friday, as Nvidia, bitcoin, gold and other high flyers swung on what’s become an increasingly antsy Wall Street, but it quickly calmed.After starting the day with a sharp drop of 1.3%, the S&P 500 erased all of it and was up by 0.4%, with an hour remaining in trading. The Nasdaq composite also flipped to a gain of 0.6%, while the Dow Jones Industrial Average trimmed its loss to 163 points, or 0.3%, after earlier being down nearly 600 points.AI stocks were again ...