To be fair. "that wasn't true Communism" is true. The problem is dictatorships keep getting sold with its name. Ironically proving how hard it would be to actually achieve a world or country of communes.
Except those people prefer the Chinese and USSR style of social autocracies to actual socialist projects. Some of them even trash worker coops, although that was more true to the InfraHaz style lolcows than the tankies of lemmy...
I think it gives them too much credit. They might give you housing but they'll kill you in the middle of the night because someone gave your name to stop the torture.
Right, the problem is they turn around and defend the dictatorship because obviously Marxism cannot survive less you continuously sanitize the marketplace of ideas.