Those positions of power exist to serve a function in the machinery of capital, which means that even the best-intentioned people filling them only have the ability to act in it's (and their) immediate interests. Unfortunately the system isn't fundamentally broken, it's excelling beyond all initial expectations-at what it's actually designed for. Things are now breaking down because the various contradictions and feedback loops of it's destructive economic methods are piling up, like a huge lobster suffocating under the weight of it's shell.