South Korea's KOSPI plummets nearly 5% amid AI-driven selloff, raising investor concerns and triggering trading curbs.

That volatility, felt on dealing desks from Tokyo to New York, has not only wreaked havoc with portfolios - it has also dramatically distorted investors' views on fundamentals in…

South Korea's KOSPI plummets nearly 5% amid AI-driven selloff, raising investor concerns and triggering trading curbs.