South Korea’s Stock Market KOSPI Just Flashed a Global AI Warning

South Korea’s stock market index, the KOSPI, triggered its second circuit breaker in a single week amid the AI chip trade, rattling global markets. Friday’s 8.19% intraday plunge forced another 20-minute halt and dragged Wall Street, Tokyo, and Tokyo-listed SoftBank sharply lower. The cascade is now the clearest sign that AI chip exposure has become