In theory, communism can reject the concept of private property, but in practice, all property ownership is "private", as any finite quantity of matter and spac

In theory, communism can reject the concept of private property, but in practice, all property ownership is "private", as any finite quantity of matter and space must necessarily be controlled by someone in particular at the exclusion of everyone else if it is to be used by anyone at all. So the practical differences are merely aesthetic.