Why are conservatives so terrified of the state owning the means of production? why does it scare you to be ruled by the popular majority vote?

Why does it bother you that the state owns the means of production, I mean conservatives always say that workers owning the means of production always leads to oppression but unchecked capitalism can also lead to slavery and the greed of exploiting workers so the government keeping a check on greedy wannabe slave owners is also not a bad idea.

Why are conservatives so terrified of the state owning the means of production? why does it scare you to be ruled by the popular majority vote?
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