Well if they let people out, they certainly need to start over in the new nation. Transferring grandfathered accounts would be ridiculous.
For the Iranian guy, I fully understand him. That is my worst expectation, that - and that matches with the stereotype of Americans who are insensitive to cultural differences and nuances - countries will be merged by the criteria of matching timezones/geographical proximity can be huge trouble...
Iran could be put in the same box with a handful of countries it is ...not to say at war, but at bad terms. Same for Ukraine and Russia, Pakistan + India, Japan + Taiwan + China... Bad moves mostly...
Buzzerbeater is like a swordfight. You must think first before you move.
Größter Knecht aller Zeiten aka His Excellency aka President for Life aka Field Marshal Al Hadji aka Lord of All the Beasts of the Earth and Fishes of the Seas aka aka Conqueror of the Buzzerbeater Empire in Europe in General and Austria in Particular