But it’s not. It’s a token on a blockchain with some metadata. You’d actually need a separate legally binding contract to link it to actual ownership, and at that point you could have just made up the legal contract without any blockchain or token…
With your example, if the game goes down, an NFT of the in-game purchase isn’t going to be very useful. What’s the difference between having a token or not of the content if there are still no servers for the game either way? Maybe the NFT still points to a screenshot? Great…