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Mars Attacks: How Elon Musk's plans to colonize Mars threaten Earth.
(thebulletin.org)
This is a most excellent place for technology news and articles.
What is the suggestion, then? Assuming a colony does ever get established, it's impractical and naive to expect those who now live there to never demand land rights. The author makes good points but fails to discuss any potential solutions other than 'stay earthbound'.