Subjectivism doesn't force anyone to move.
No one is enforced to accept a situation that is not the way they want it. But that doesn't mean "No one is left behind. If you have unpopular policy preferences, you will end up with folks who have few others to interact with you.
Do you think this is a good thing or a bad thing?
They're exercising their "freedom to be left behind."
If you allow yourself the freedom not to be forced, you can choose to be left behind.
To say "I won't be left behind" to those who choose to be left behind is a violation of freedom.
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