Keynes also made clear statements that bourgeois values and civilization were vastly better for humanity than the alternatives — hardly what a Marxist thinks.
Admitting that the Soviet Union under Stalin’s combination of State Capitalism and forced labor had “impressive” results in electrification, industrial development, mining, railways, literacy, etc., is not an endorsement of communism. Similarly, we can despise Hitler and still conclude that the Autobahn and the German industrial recovery were “impressive”.
I’ve heard that the trains ran on time in Mussolini’s Italy.
I seem to recall that Hillary Clinton and Bernie Sanders asserted that we have too many brands of deodorants. Not efficient they say. My advice, pick one that works for you and forget about the others.