Jameson Lopp on Nostr: That's one major issue. Other issues are incentivizing procrastinators to upgrade ...

That's one major issue. Other issues are incentivizing procrastinators to upgrade their security, plus protecting users from losing their coins to an attacker.

quoting
nevent1q…6w9w

I believe you missed that disallowing “Quantum Recovery” is required in order to allow a majority of coins to be recovered by their rightful owners! We can allow people to spend funds if they can prove that they were built using a seedphrase and they know the seedphrase, but this only works if vulnerable spend paths are prevented!