If the quantum resistant scheme is set up long before it is necessary, people could have plenty of time to transfer their coins from quantum-vulnerable addresse

If the quantum resistant scheme is set up long before it is necessary, people could have plenty of time to transfer their coins from quantum-vulnerable addresses to quantum-resistant addresses, And then the community could decide “if you didn’t update your addresses before quantum computer attacks were viable, even though you had 5 years to do it with strong evidence that it would be necessary eventually, and lost your coins as a result, then sucks to be you”