We've been hearing the same thing about cryptocurrency and blockchains for literally over a decade now. We always seem to be just a year or two away from real,

We've been hearing the same thing about cryptocurrency and blockchains for literally over a decade now. We always seem to be just a year or two away from real, useful applications of blockchains, or truely useful cryptocurrencies. Now we're we're apparently just a few years away from some nebulous "useful NFTs".