There is a lot of good ideas in the space. Even NFTs are a good idea overall, when you remove the human greed part.
But you're totally right, only monero have a 'legitimate' usecase (bypass the taxation laws).
But you're totally right, only monero have a 'legitimate' usecase (bypass the taxation laws).
So they are theoretically a good idea with no practical application in the real world.
In particular there are a lot of variables around reselling restrictions, profit sharing, meaningful ownership, copyright, etc.