Caffeinetopia: How caffeine became young Koreans' everyday infrastructure
When Yoo, 52, was young, caffeine felt like a marker of adulthood. It was "something only grown-ups drink,” a taste you gradually acquired after entering adult life, she said. “When I was young, if I felt tired, I would drink water or milk, or just go to sleep. That was normal,” Yoo recalled. “These days, it seems young people are consuming far more caffeinated beverages without even realizing it.” Nearly 15 years younger than Yoo, 26-year-old florist Lee Jung-yeon had a very different -- and mu