Asian shares rebound after tech sell-off; Indonesia plunges on downgrade warning

Asian shares mostly rebounded Friday after a tech sell-off, while Indonesia's stock market plunged over 10% following an MSCI warning it may downgrade the country from emerging market status, raising capital flight concerns. South Korea's Kospi jumped 3.6% after tumbling 7.6% the prior day, with Samsung Electronics up 4.2%. Japan's Nikkei 225 rose 1.9%, and Taiwan's Taiex gained 0.6%. Federal Reserve chair Kevin Warsh said AI could bring huge benefits to global economies. U.S. futures edged higher after AI and chip stocks eased losses Thursday, with CoreWeave ending 5.9% higher. Oil prices remained elevated near $105 per barrel amid Middle East tensions, while the IEA agreed to release remaining oil reserves.