Protopain societies are ones which slowly and steadily improve the quality of life of their inhabitants. Major challenges are addressed like climate change, disease, poverty, urban strife, and supply chain breakdowns. 

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Protopain 社会是那些缓慢而稳定地改善其居民生活质量的社会。 主要挑战得到解决，如气候变化、疾病、贫困、城市冲突和供应链中断。