For art, never, it doesn't make sense. For other use case like owning a piece of virtual land, the game server could perform that verification to configure whic

For art, never, it doesn't make sense. For other use case like owning a piece of virtual land, the game server could perform that verification to configure which game-world privileges the user has. Multiple independent applications can be built on top of the same virtual land layer, enforcing the underlying ownership contracts, this can't be done with traditional virtual environments. Same for membership NFT, you could "prove" to one organization that you are a member of another organization.