Earlier quoted context omitted.
(Off topic.) Not only that, but Linus's parents were politically active communists and young Linus was a pioneer (like a boy scout but for communists). His father also lived in Moscow for several years on two separate occasions.
I don't think Russia (or China, either) has been truly communist, in a long time. Not sure there are any real communist nations left. It's one of those ideologies that looks good on paper, but falls apart, as soon as humans get added to the soup. Idealists never seem to account for base human nature.
China is still pretty communist, even if you define it purely economically rather than by all the other traits too (e.g. heavy censorship). The list of largest employers in the world has a lot of state owned Chinese firms.