Except it has no power over the physical world. Just as one can lie on a ledger and say slave labor did not make these resources, so too can some one lie onto a block chain about where resources came from.
The chains can only really enforce protection on their own currencies, no?
It was not about the initial data but the overall coverage and self management. How many businesses still have their own ad-hoc half manual uninteroperable process and apps ?
The chains can only really enforce protection on their own currencies, no?