NFTs are digital objects. Storing them onchain makes them immutable, unconfiscatable, uncensorable digital property.
NFTs are also cultural artefacts. If a blockchain is like a country, then prominent NFTs (as determined by provenance, early settlers, the community at large etc) are the important cultural artefacts of that country. National Treasures if you will. Here are Japan’s.
If you believe that humanity will spend more and more time connected online then you have some idea of how significant NFTs will be in this future.
Here are some of the NFTs I’ve collected over the years