Earlier quoted context omitted.
Unless they then do the most minimal amount of research and realize that unlike any other store of wealth, they can redundantly back it up in multiple locations. You can even split up your key in an M of N format so that a) no single compromised location causes loss, and b) some number of storage locations can be lost without losing your key. Can you do that with gold? Land? Art? Cash? Bonds? Stocks? All of these rel…
I'm not saying it's not possible to back up the key, I'm saying if a billion dollars disappear overnight because one person was stupid, we don't know the way people would react to that. May be they would value Bitcoin more or maybe they would value it less. It's not apparent less supply equals more demand in this specific case.
It's not a secret. Immutability is one of the key features and regularly advertised part of the system. So much so that when that irreconcilability is violated (e.g. rolling back the DAO hack in Ethereum) it's seen as a negative.
There might be some morons who didn't do any research before investing, but they won't be a huge loss if they sell out and stay out.