A: The USSR collapsed. Funnily enough collapse has issues.
Hence why socialism should never be pursued in the first place.
B: Yes, anecdotes are actually more credible sources given the outright lies perpetuated by the regime.
See this:
https://www.amazon.com/Health-Politics-Revolution-Cuba-Since/dp/0765803445/ref=freecubafoundati
>. The reality of the Cuban healthcare system turned out to be different than the scholarly ideal: it was bureaucratized, authoritarian, and repressive, and most people preferred to seek healthcare in the informal economy rather than endure the material shortages, red tape, and political surveillance of the public sector.