> Eventually, I think that, among other possibilities, either grown-ups will step in with regulation, or the grown-ups will stay away in droves from either proj

> Eventually, I think that, among other possibilities, either grown-ups will step in with regulation, or the grown-ups will stay away in droves from either project. ...or Mars will be a place where there's only a few people living there for relatively short durations to do scientific research -- like Antarctica.