NEW YORK (AP) — U. S. stocks steadied on Friday after an encouraging update on inflation helped calm a Wall Street that’s been wracked by worries about how artificial-intelligence technology may upend the business world. The S&P 500 barely budged, a day after it had tumbled to one of its worst losses since Thanksgiving. The Dow Jones Industrial Average rose 48 points, or 0. 1%, and the Nasdaq composite slipped 0. 2%. Stocks got some help from easing Treasury yields, which fell after a by...