to a man, overwhelmingly negative towards the old Soviet-supported societies

Then you're talking to a rarefied group of people. Possibly just the circle you run in.

I'm friends with a couple of engineers and other techies out of Poland and Belarus. They were educated out there and started their careers in the mid-90s, when the economy went into freefall. They did not consider what became of those countries an improvement, and that's before guys like Duda and Lukashenko took office.

Admittedly, I also know a Russian guy who is absolutely ride-or-die for Putin. Loves him. Thinks he saved Russia from collapse. But he's also a big Trump guy who thinks Joe Biden is a communist, so...