Why did Alex Honnold climb Taipei 101 when he could just take the elevator? I know the analogy is not perfect but it's the kind of project that wasn't feasible

Why did Alex Honnold climb Taipei 101 when he could just take the elevator? I know the analogy is not perfect but it's the kind of project that wasn't feasible for a single dev before LLMs so now it just seems like a fun thing to try for some people.