Actually Communism collapsed because of the capitalist attacks and sanctions on Socialist countries. Much the way they have been attempting to force collapse onto Venezuela, which conscious people are paying acute attention to.
Want an education? Watch Oliver Stone’s “Untold History of the United States”. The whole series is available on Netflix.
Yes, not only Millennials but many older people want more controls over capitalism. Not Marxism but regulations. Higher taxes on the rich. I myself have written an article on implementing a Maximum Income. Not wage, income, meaning from all sources. Corporations should have a cap on profits by percentage. Stock purchases should not be allowed to be considered a cost, especially stock buybacks. Then we may see a difference.