Oy. Nothing real bad's gonna happen? Zero chance? That's not even trickle down science.<p>Next, Elon didn't come up with the idea that dispersal throughout the Solar system is necessary as a safeguard to ensure humanity has a future - the eminent physicist Freeman Dyson did. And probably many before him. I believe that was published in NYbooks, many years ago now.<p>It seems even Elon's opponents have tunnel vision - but just seeing the problems directly ahead of us such as housing and only paying attention to them, is how we got into the present environmental fix. Shortsightedness may be good politics but it's bad policy.