Argentinian citizenship has been a way many Russians have escaped their country since the start of the Ukraine war. The Argentinian passport is strong, they don’t require you to renounce other citizenship, and you can obtain full citizenship after only a few years.
I’ve looked into it myself and will likely pursue it within the next few years. It might not be exactly what you’re looking for, but definitely worth considering.
If your sample consists of nomads, is that really surprising? Like if I was happy in the US I wouldn’t be in South America right now.