The guy that sells rockets wants us to embark on a rocket trip so unfathomably expensive that it could only be paid for by an international conglomeration? You

The guy that sells rockets wants us to embark on a rocket trip so unfathomably expensive that it could only be paid for by an international conglomeration? You don't say... Look, I know that pie-in-the-sky science futurism is kind of our thing here at HN, but could we at least feign a little pragmatism every time Elon Musk pitches his plan to move us all to Mars?