Which also means, that a lot of the machines developed to kill humans and the computation to direct said machines is made by humans themselfes. Hell, the Matrix itself could be just a product of human “brain-calculations”, which is also a nice metaphor for the world. We basically enslave ourselves and barely anyone notices or cares, because we are all caught in the system.

Nah, the article most likely just misreports what is happening on set: https://www.youtube.com/watch?v=7ttG90raCNo&t=146