Wall Street grapples with $5.7 trillion rout as AI bets unwind
Months of unease over Wall Street’s artificial-intelligence boom erupted into a global market convulsion this week, opening a dangerous new chapter for the investment frenzy that has helped power stock prices, corporate spending and economic growth.The worries have been on display all year: stretched valuations, mounting debt and doubts about the payoff from trillions of dollars in AI spending. But the Democratic sweep of Congress has added a new political threat, raising the prospect of restri…


