Revolutions have resulted in net worse societies historically. They are such major high risk high reward actions that there’s a big chance that just another elite will replace the current elite, and be just as bad or worse due to the chaos.

Also you just said it, capital runs the world. How would you have a revolution against the whole world? It’s fun to think about if you’re a college sophomore, but in reality that’s not a feasible, or even good, solution.