Your argument for communism is flawed on so many levels:
-China is a capitalist country that started developing when it opened up in 1978 under Deng Xiaoping, not under Mao’s communist regime that killed over 50 million people
-Even with increasing rates of climate change, there is a microscopic chance we will go extinct in the next 100 years
-We are biologically programmed to live in a society with echelons. Our closest relatives, chimpanzees and bonobos both have hierarchies within their communities.
-All communist societies have failed on a gargantuan scale. Cuba is so poor, most people are still driving cars from the 1950s. The Khmer Rouge’s regime resulted in the massacre of 1/3 of Cambodians. People in the USSR lacked basic necessities such as clothing, a variety of food staples, cars and of course, freedom of press and speech. Ceausescu banned birth control, leading to uncontrolled birth rates and a lack of reproductive rights. The list goes on…