"Elon Musk’s SpaceX, for instance, has shown it is possible to build reusable rockets that can send astronauts and cargo into space for around $50m per launch,

"Elon Musk’s SpaceX, for instance, has shown it is possible to build reusable rockets that can send astronauts and cargo into space for around $50m per launch, far less than the projected $2bn (or more) for each ride aboard the sls" - that $50m is not Starship pricing that's the more run-of-the-mill Falcon 9.