EPHEMERALITY and data-persistence?

[JPL]

There is a looooong debate on this topic elsewhere if you have a few days spare, eg:

Editable data and rewarded deleting

Was wondering if you can edit the data that you uploaded. That would be extremely helpful for websites and just anything really. Instead of uploading new data you can just edit the existing data? If that’s not possible, why don’t we introduce a small reward, taken from when people store data, maybe take 5% extra than what the normal price would be and that 5% is permentantly locked until that data gets deleted in which is gets returned. Or it could be consumed slowly based on how long the data …