Having a couple hardware wallets in different places + a paper backup split in a couple pieces gives you enough redundancy not to worry about this. Source: my own experience of close to 10 years now.
An algorithm cannot be reasoned with, it cannot understand that your house burned down and destroyed your ID. It cannot accept liability for it's actions.
If I lose my bank card I go to a branch, verify my ID, and get a replacement. The bank is liable if they allow somebody other then me access to my accounts, regardless of how convincing the fraudster might have been.
Source, been using banks for 30 years now.
My solution in the end hinged on a paper recovery phrase, stored in... a bank.