> If literally everything was forgotten, then you could set up a reverse groundhog day or groundhog hour for someone, just optimize for them having a wonderful day every day. (Would still be horrible for the loved ones to be effectively disconnected from their still-living relative.) Probably there have been movies made about this.
There is a Drew Barrymore movie Fifty first dates. And yes, it is horrible for the relatives.
There is a Drew Barrymore movie Fifty first dates. And yes, it is horrible for the relatives.