And even with population control technological advancements will inevitably lead to growing energy demands (e.g., see https://www.astralcodexten.com/p/sam-altma

And even with population control technological advancements will inevitably lead to growing energy demands (e.g., see https://www.astralcodexten.com/p/sam-altman-wants-7-trillion https://www.astralcodexten.com/p/sam-altman-wants-7-trillion to spark your imagination). Medium term we're not going to get around leaving the gravity well, or else embrace decline.