Freedom online means freedom to retract a statement, freedom to update a statement, freedom to edit your own content. By building on these freedoms, we’ll make Nostr a space where people feel empowered and in control of their own media. 

 Yes! Delete is unnecessary 

 You don’t have to ever delete anything to allow
others to do it. Delete has been a core part of Nostr since it started.  

 Well yea . Storage is expensive as well so there is that