1. Supporting the cccp, ccp is not communist as those countries were not/ are not communist; they were state capitalist!

2. The source for folks lves not improving after communist takeover russia: (https://www.loc.gov/exhibits/archives/intn.html#%3A~%3Atext=Although+Stalin's+successors+also+persecuted%2Cto+the+Chernobyl'+nuclear+disaster.); as for china I cannot find a source in a minute; however I would put them in parallel to Taiwan! The difference is literally between a first world country and a 3rd world country (https://www.managementstudyguide.com/china-vs-taiwan-an-economic-comparison.htm#%3A~%3Atext=The+standard+of+living+of%2Ccurrently+hovers+around+15%25+there.)

So where are your sources?