I don't see how the breakthroughness of the Raptor engine is relevant. It's one of the reasons that Starship is cheaper to launch. If you want to say "without t

I don't see how the breakthroughness of the Raptor engine is relevant. It's one of the reasons that Starship is cheaper to launch. If you want to say "without that, Starship would be operational" you also have to say "without that, Starship would be more expensive"