Not re-invented, but imported.

Of the hundreds of concepts and mathematical structures used in the paper, I "invented" maybe 2%. The work is built on top of what already exists.

Great, so what is the cohomology of the cosmos in your theory?

This article contains a summary of the Selfish Meme Simulation Theory (SMSTEA — the theory-of-everything one can read while enjoying a cup of tea) that is adapted to the attention span of the average Medium reader, as well as a logic argument for why we must live in a simulation.