Nvidia CEO resigns, China AI chip market rattled   •   Meta bows to U.S. teen safety rules   •   BYD expands shipping fleet amid rising freight costs   •   China’s used EV market faces steep five-year valuation collapse   •   AI assistants risk widening digital divide in emerging markets   •   Nvidia CEO resigns, China AI chip market rattled   •   Meta bows to U.S. teen safety rules   •   BYD expands shipping fleet amid rising freight costs   •   China’s used EV market faces steep five-year valuation collapse   •   AI assistants risk widening digital divide in emerging markets   •