It’s not about overthrowing anything except an outdated, unscientific and irresponsible world view.
Capitalism as a social system and ideology is in it’s terminal stage. Human understanding has evolved past it’s dictates. Not only are the structural problems worsening, it’s foundational assumptions are shown to be hugely unscientific and erroneous.
All our institutions are invalid and that is a bitter pill to swallow for those closest to the top of the wealth pyramid.
Class warfare that has been waged successfully towards the bottom 80% for the past several decades does not come close to the ontological shift that is taking place.