However, I was really asking for the benefits of blockchains more generally. I've been hearing a lot of smart people say it's the future, and I've seen news articles about numerous companies looking into building their own blockchains, but I don't really see what the general use case is for it. The only example that's ever made much sense to me is the example of cryptocurrency.
* Puts the whole world on the same level of financial freedom and participation -
farmer in Africa without an internet connection permissionlessly invests in a Chinese tractor company via text.
* Solves the problem of ownership - no need for house, car, etc title companies.
* Brings a new level of honesty to the financial world - auditing industry goes away because it's not possible to cook the books.
* Every movement of value becomes near-instant and doesn't require trusted middlemen - elimination of clearing houses.
* Breaks down national borders - vastly improved supply-chain logistics.
It has the potential of reshaping almost every corner of the underlying structures of modern economies. Just like the internet, it's the foundation for a new chapter of innovation. Who knows what will come of it?