No, it’s not going to pay.
“Attack on the Berislav direction. 10/19/2022 Video”
https://colonelcassad.livejournal.com/7928689.html
Bull. This thing is going to end in some sort of stalemate at some point. Most likely with Russia holding rather less than its got now, and exhausted.
And then Russia will have to face rebuilding its economy, in a condition of collapsed energy prices, while everyone hates them. They will deal.