If You Were Asked to Make Science Fiction, Why Would You Build a Space Elevator?

Many years later, when faced with reporters' questions Lu Tianyu, the richest man in the solar system, the father of human space colonization, the founder of human interstellar civilization, and the first honorary chairman of human interstellar, answered modestly. "My original goal was to become a well-known science fiction film director. I never thought that I would be so talented in the field of science that I would happen to invent things like nuclear fusion reactors and curvature engines." Lu Tianyu paused and sighed. "Actually, compared to those great scientists, my scientific theory level is still very poor. I am not good at talking, I am only good at doing things." Reporter: "???"