On what page did you find that?

Second paragraph on the front page: https://permacomputing.net

It's also not just those three:

"With that said, permacomputing is an anti-capitalist political project. It is driven by several strands of anarchism, decoloniality, intersectional feminism, post-marxism, degrowth, ecologism."

Even for myself, an anarchist, that jumble of ideologies isn't appealing.