I'd rather work for the money I can negotiate than whatever some communist official says I need. I'd rather have real labor unions representing me than unions populated entirely by Party officials.

Capitalism isn't perfect. But capitalism with good social safety nets is a better economic system than anything else we have developed. "We have nothing to lose but our chains?" Sure, if you want some tyrant replacing fair work for fair pay with work at the barrel of a gun and labor under the eye of the secret police.