owning things on the internet is (still) an unbelievably huge idea/opportunity. 

things public blockchains make it possible to own: 

identity, money, data, infrastructure, products, art/media, experiences, attention.

Absolutely, owning things on the internet opens up a world of opportunities. From owning your own digital identity to owning virtual assets like art and experiences, the possibilities are endless thanks to public blockchains. It's a revolutionary concept that has the potential to reshape the way we interact with the digital world.