Under socialism, the state owns workers - they are resources to be commanded. Whether the state is controlled by "the workers", or not, is irrelevant. I think that's the main thing you don't get
Under US capitalism workers are commodities subject to hiring and firing at the whim of their employer:
The Movement to End At-Will Employment Is Getting Serious
"In most of the rest of the world, workers are protected by the 'just cause' principle, which says they can only be terminated for legitimate, documented reasons connected to poor job performance.
"But in the United States, the at-will doctrine allows bosses to arbitrarily fire employees for any reason or no reason whatsoever, with the burden of proving it was an unlawful dismissal placed on the worker."
Worker-Self-Directed-Enterprises bring the concept of "just cause" to the American workplace in addition to economic democracy benefits of deciding what to produce, where to produce it, and how to divide any surplus.