It’s two sides of the same thing, I think. Some things are standardized with protocols: IP, TCP, SQL, etc. Other things are standardized with storage formats:

It’s two sides of the same thing, I think. Some things are standardized with protocols: IP, TCP, SQL, etc. Other things are standardized with storage formats: FAT, NTFS, etc. NFTs fall into the latter bucket, with some conventions for the former but nothing as mature as a protocol.