Circulus, full name Circulus Theory, is a Left Unity, socialism-based economic system who is a product of Utopian Socialism and is a bastard son of Agrarianism. He wants to resolve the Malthusian Catastrophe by collecting human feces as taxes. According to Circulus, human excrement has remarkable fertilising properties, which society fails to harness.
This is why we need that old-timey obscure political ideology based on night soil that I can't for the life of me remember the name of
Fucking hell thank God I hadn't just hallucinated that
To an extension, Juche may also be part and parcel of that