December 2018
Beginner to intermediate
564 pages
17h 34m
English
Content preview from Blockchain Developer's Guide
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Tracking all the things
Blockchain as a solution for social problems offers promise. Everything from preventing blood diamonds from entering circulation to guaranteeing a minimum income could be implemented with blockchain. Any tool has the potential for abuse, and this is no different.
Consider the pitch—put a tiny chip in every diamond. It has a little chip with a revocable private key on it, something akin to the EMV chip on a credit card. In theory, this could be used to ensure that each diamond in your rings is not a so-called conflict diamond, one sold to fund a war.
It also may have the effect of freezing everyone else out of the market. Jewelers getting stones certified through organizations such as the Gemological Institute of America ...
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