Hot take: post-apocalyptic fiction is so popular because people desperately want to live lives that aren't yoked by capitalism, but are unable to even conceive of such a thing happening without the world ending first
This echoes the recent Methods Devour Themselves episode by Rev Left Radio, if you haven't listened yet check it out. Fiction under ImperialistCapitalism in a very deep but accessible way with many perspectives.
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Rev Left Radio explores politics, philosophy, history, and struggle through a Marxist lens. We play our humble role in advancing a systematic analysis of the ever-changing world rooted in dialectical and historical materialism and a principled vision for the human species rooted in egalitarianism, solidarity, compassion, enlightenment, and human flourishing.