The gold is scientific discovery & progress. If you don't think there is a crush of scientists, geologists & the like chomping at the bit to do in-person scienc

The gold is scientific discovery & progress. If you don't think there is a crush of scientists, geologists & the like chomping at the bit to do in-person science on another planet you're a bit nuts. Add to that the glut of people who want to go for sheer adventure. All of those people are going to need "stuff" when they get there.