I would not identify as a Marxist. I'm also familiar with this understanding of Capitalism; I started out my interest in economics reading Adam Smith and learning about Austrian economics.

https://medium.datadriveninvestor.com/revisiting-i-pencil-the-market-and-the-nature-of-collective-intelligence-4d97552420a3?sk=84b101b703a708db930f961966d2a2b4

I wrote this article a while back that I think more directly addresses the understanding of capitalism that you have and elaborates some of the fundamental problems I have with it. I've also written on state capitalism in a way that elaborates on this idea.

https://amtoyumtimmy.medium.com/where-the-free-market-fails-understanding-state-capitalism-467a6eedd5fa?sk=2291e48cf9c29770d01eed751e0c5a23

I'm interested in what you think of these ideas, particularly the main concept if you don't have time/desire to read both articles.

Journalism is printing what someone else does not want printed: everything else is public relations.