He bought his first video camera with savings from selling doughnuts at a school cafeteria. "I still remember sleeping at night hugging the Hitachi camera," Bong said. While studying sociology at Yonsei University in Seoul, he co-founded a filmmaking club named Yellow Door with students from neighboring universities, where he made his first short films. To make a living, he shot wedding videos. [N.Y. Times, Jan. 2020].
