I hate that analogy and I hate that Musk kept using it yesterday. Colonizing Mars is nothing at all like colonizing the new world.

I don’t get the desire to colonize Mars. It’s like colonizing the ocean floor, except vastly duller and more expensive. At least there’s interesting life on the floor, and some useful minerals. If anything, colonizing Mars risks damaging its one point of scientific interest - a separately evolved form of life. The…

there was air food and water on the other side of the atlantic.