Because the capitalists have very big guns and a monopoly on violence.
Its very easy to imagine a better world.
Its much harder to imagine the Scrooges in power willfully giving it up so that we can build that better world.
Its very easy to imagine a better world.
Its much harder to imagine the Scrooges in power willfully giving it up so that we can build that better world.
We don't fully know the failure modes of every alternative yet, but that doesn't mean powerful central governments + capitalism is the best alternative.