At an optical store in Seoul’s Myeong-dong district, this reporter looked through a pair of Rokid artificial intelligence (AI) glasses at a page of four math questions from a mock version of the College Scholastic Ability Test (CSAT). Within 10 seconds, answers and explanations appeared inside the lenses, before I had even finished making sense of the first question. All four were correct. I then tested the glasses with another math question — this time a calculus problem involving a definite integral. The correct answer appeared in under two seconds. “This is the very product that has been in the controversy lately over cheating,” the optician said. It was a brief demonstration, not a controlled accuracy test. But reading the solutions inside the lenses, I could see why exam authorities were concerned ahead of this year’s CSAT, set to be held on Nov. 19. Data from the Human Resources Development Service of Korea, disclosed in October during a parliamentary audit, showed that five cases involving AI smart glasses had been detected at state-run qualification examinations this yea