Shockingly, I don't believe the results will be anarchy and constant regional conflicts. But it's interesting that some people still seem to believe the US idyllic propaganda about how safe they're keeping the world.
Russia's population is falling and the current war is not helping it. Also the last resources of population import for Russia, Russians in Eastern Europe and Central Asia (+ Central Asians in Central Asia) are drying up. Nobody outside of the former Soviet sphere wants to move to Russia.