In the beginning, YU Cheng-Ta, before anything happened, got his hands on a camera for the first time and explored the media from the first time. In Moving Lines, spray paint black lines are visible in the double screens, but only the head and tail. Only sound is left in the middle to perceive the distance, alluding to the existential elephant in the room in consumable news media. He later created Color Wall, a screen trick that turns the green screen into colored papers. Before evolving into a creator of multiple identities, multiple media, and multiple genders, he first exercised raw practice and thinking. That’s how everyone starts.