You don't think capitalism was a major intellectual innovation? That came out of Europe, and well after the steam engine. And, I think you mean "Marxism", not

You don't think capitalism was a major intellectual innovation? That came out of Europe, and well after the steam engine. And, I think you mean "Marxism", not "communism"? Communism in the West predates capitalism. https://en.wikipedia.org/wiki/History_of_communism https://en.wikipedia.org/wiki/History_of_communism lists examples like Tommaso Campanella's 1601 work "The City of the Sun" and Morelly's 1755 work "The Code of Nature" as some of the works which predate Smith's 1776 work "The Wealth of Nations".