Pretty sure they can't build faster than light communications, so a phone call from Mars would take from a minimum of 3 min to a max of 22 min to reach us, with the same time to send back a reply. So, maybe a veeeery long chat. Better an email.
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Hello, Jane... Are you awake yet?
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Bring Shevek home you fucks
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"In real time" usually means "at light speed", doesn't it?
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