Cost is dropping, but even if/when we reduce the costs by 10-20 times (as expected by the rocket reusability plans) then it's still unprofitable.
Even if Santa gave us a free colony of Mars and the rocket costs dropped as much as we hope and Mars was covered with bricks of platinum and iridium - even then it would be economical to simply leave it alone.
Even if Santa gave us a free colony of Mars and the rocket costs dropped as much as we hope and Mars was covered with bricks of platinum and iridium - even then it would be economical to simply leave it alone.