It’s hard to know…
But don’t forget that Russia thought they’d seize Ukraine quickly. They haven’t. Even if they “win”, it will be a shit show and they won’t be able to keep it
I also have a Russian coworker who joined the Company after the war and he was embarrassed about Russia. I seriously doubt most of their soldiers are motivated to fight
And about 20 in perl. But the return trip is 300 years