Korean culture has moved from screens and stages into grocery aisles, turning snacks into cultural artifacts rather than just food. I’ve been noticing something new in grocery stores. An entire section of Korean snacks. Bright packaging. Unfamiliar (to me) flavors. Some directly tied to the wildly popular “K-Pop Demon Hunters” movie. Others just new to the aisle. My kids are totally fascinated. Not just with the snacks, but with all things Korean. This is not randomness. South Korea has spent...