>>21288352>>21288355Marx doesn't advance a moral critique of capital, but that capital possesses a declining rate of profit and that it reproduces a class with no interest in capital in the long term and that this class becomes more and more capable of doing without capitalist relations.
Marx is agnostic about whether violence is good or bad, but sees in the material superfluity that post-capitalism is no purposive nature for violence.
As far as social violence in revolution, 18th and 19th century revolutions were violent, as have all revolutions been.