There are a couple of probably significant factors that would counter such a tendency.
First, the states with the big cities they moved to also have smaller towns outside those cities that are fine for families. They can move to one of those and still have sufficient contact with the city to maintain their career.
Second, their spouse likely is not from the same state they are from, and may not want to move to that state. And they may not want to move to where the spouse is from.
First, the states with the big cities they moved to also have smaller towns outside those cities that are fine for families. They can move to one of those and still have sufficient contact with the city to maintain their career.
Second, their spouse likely is not from the same state they are from, and may not want to move to that state. And they may not want to move to where the spouse is from.