The problem is that those words are really bad for describing things. “Communism” can mean among other things authoritarian regime, UdSSR-Style socialism, Chin

The problem is that those words are really bad for describing things. “Communism” can mean among other things authoritarian regime, UdSSR-Style socialism, China-style state capitalism, or the idea of an utopia with no social classes, no money and no state. By conflating those things you bring down also the level of the discussion.