South Korea’s Kospi stock market has hit record highs thanks to AI, but experts urge caution over boom-bust cycles and a heavy reliance on two chipmakers South Korea’s Kospi stock market has hit record highs thanks to AI, but experts urge caution over boom-bust cycles and a heavy reliance on two chipmakers S outh Korea has leapfrogged India to become the world’s sixth largest share market, leaving equity markets in the UK, Germany and France trailing in its dust. But despite the runaway success,