1,000 years from now, we will still be confined to this solar system.
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Could I borrow your Crystal Ball? I need some stock tips.
You do not need a crystal ball.
1,000 years from now, we will still be at the Basic Research level.
Profits - if any - will take millennia of Basic Development.
Space tourism and Space Thrill Rides might be profitable - until the first mass casualty event, at which point the lawyers will take charge from the scientists, the engineers, and the entrepreneurs.