And all data says that communist countries were economically just as successful as non-communist countries on average in terms of growth and convergence. I even linked to data showing exactly that.

All the data shows that communist countries were as good at producing carboard imitations of cars, as capitalist countries were at producing actual cars.

When I visited Cuba in 1992, it looked like nothing had been replaced, built, repaired, painted, or maintained, since the 1950s. There was this big corral of ancient farm equipment.