What does a close-to-100% top marginal tax rate have to do with workers owning the means of production? Yes, I’ve met a lot of people from former Soviet states

What does a close-to-100% top marginal tax rate have to do with workers owning the means of production? Yes, I’ve met a lot of people from former Soviet states that say the same things. But I also know even more people who lived in the USA when we had very high top marginal tax rates... you know, back when “America was great”.