Blockchains are capable of a lot.
They're good for tracking pork chops. They can help put a stop to the spread of conflict diamonds. With blockchains, doctors can better track patient data, freeing them up to actually see their patients instead of fiddling with all that paperwork. Refugees who don't have access to basic health and financial services because they don't have paper proof of existence may be able to get “official” digital identities, thanks to blockchains.
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