Russia’s biggest unintended consequence is now the certain entrance of Sweden and Finland into NATO, particularly Finland. They did not want NATO on their borders and now they have an extended border with NATO. Putin’s massive blunder.
Yep, and you can be sure that some other former Soviet states like Georgia and Moldova are going to look to get on the fast track to NATO membership too. Putin telegraphed that he views any non-NATO member on his border as fair game to invade, so there is no downside for them anymore.
It's going to be interesting when the PKK guys in Sweden and Finland get renditioned to Türkiye in the middle of the night when no one is looking.
"Midnight Express", I think Erdogan is going to call it.
"The wheels of the bus go round and round. And under the bus go the Kurds, again." 
