Well, I was talking about HOW it's written rather than WHAT is written. Marx thinks that what he said "will" happen, anyone wants it or not doesn't matter. So yes, Marx failed.
And there are a lotta kinds of Communism, not all are revolutionary, nor do all support the authority of the State, but Mao and Stalin decided to OWN the power of the State rather than ABOLISHING it.
It's not the car that's all bad, it's the driver that's worse.