People are also leaving California in droves too - to Texas where they were lured by people chasing after HGTV "Property Hunters" home prices - just to end up in another ticky-tacky neighborhood being pressured to keep up with the jones.
If the trend of telecommute is allowed to be the norm, then there is a much higher likelihood of population distribution which will bring it back to a more stoic level. But this will impact global trade which we've seen needs to be rebalanced anyhow due to the supply chain issues presented during the Covid-19 pandemic.
Scale that globally, then maybe there will be better ground to discuss "nationality" in a different light compared to our current political borders. Especially when it comes to law and powers given to a person that is allowed by a society.
Because even the UN can use some improvement.