Whether you are an adherent or not, the absence of any mention of historical materialism[0] in this essay is like discussing the world's largest ravines without mentioning the grand canyon. The only mention of Marx is towards a cartoonish representation of his vision of the future, a practice he pretty much refused to do. You hate to see it.
Viewpoints like this are so fascinating and useful. It goes to show how deep are the assumptions made in our modern computing environment, and how various aspects we all take for granted could be wildly different in form and function.