Well, if you think that Elon's companies are a scam, that's that then, I doubt I'll be able to change your mind. This project is difficult and risky, especially

Well, if you think that Elon's companies are a scam, that's that then, I doubt I'll be able to change your mind. This project is difficult and risky, especially for the first colonists, yes. But it's not a scam. Your questions will mostly be answered slowly over the next few years as SpaceX, NASA, and others collaborate and build the infrastructure for a Mars colony.