Quote:
Originally Posted by Anthony
That really doesn't matter. Even if we handwave transport costs to zero (which is not what your proposal does), colonizing an extrasolar planet would be a lot of effort for no real benefit. Someone might do it as a PR stunt, but you won't get anything significant until there's a better reason than "because we can".
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Most of the same arguments, albeit at a smaller scale, apply to distant colonization in general, including historically on Earth.
Yet humans, and human societies, do expand. Sometimes the reasons make economic sense, sometimes they don't. But the expansion happens.