Starlink payloads are the literally the path to making Starship human spaceflight ready. Starship has to launch dozens to hundreds of times to identify and fix low probability failures. Without frequent Starlink flights testing and debugging the vehicle, it would take far longer to build a safe and reliable Starship.

They're also highly profitable, and fund/subsidize future missions. Recall, Starship development was funded by Starlink.

The company is built around Golden Dome, not Moon/Mars

Ask your favorite AI about Michael D. Griffin and Pete Worden and their connection to SpaceX

100T payloads are not even remotely required.

The other moon lander NASA is going forward with has a tiny fraction of that, and there are plenty of people who think it’s better.