Until they can reach 100% energy and life support self-sufficiency, scarcity is physical fact - lost atmo from puffs that can't quite be pumped out of the airlock before opening it and the power burned need to be replaced, if nothing else, and that's with perfect recycling. There's a lot more empty space than anything else, supplies have to come from somewhere and be handled by somebody, and that somebody will want something in return, even if just an exchange of favors. Doesn't mean it has to be grim, tho
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"Anko, what you do in your free time is your own choice. Use it wisely. And if you do not use it wisely, make sure you thoroughly enjoy whatever unwise thing you are doing." - HymnOfRagnorok as Orochimaru at SpaceBattles
woot Med. Eng., verb, 1st & 3rd pers. prsnt. sg. know, knows
--
"Anko, what you do in your free time is your own choice. Use it wisely. And if you do not use it wisely, make sure you thoroughly enjoy whatever unwise thing you are doing." - HymnOfRagnorok as Orochimaru at SpaceBattles
woot Med. Eng., verb, 1st & 3rd pers. prsnt. sg. know, knows