Ask what Korea is talking about.

On Thursday, the Nasdaq fell 2.6% as AI investment skepticism resurfaced, with the tech-heavy index leading declines and the semiconductor index plunging 6.7%, according to Yonhap. The S&P 500 also fell, while oil prices hit their highest levels since May on Iran war worries, as Korea Times reports. Chosun Ilbo notes that big tech firms are pouring astronomical funds into AI leadership, but investors worry about whether they can reap profits in time, with Middle East tensions adding pressure. Maeil Business reports that AI investment profitability skepticism drove a flight to safe assets, sending US Treasury yields lower. Korean shares also slid over 3% on profit-taking in chip shares amid persistent AI woes, per Korea Times.