Check out the official trailer for the drama to see the transformation in action: Mr. Back - Trailer DaehanDramaTV YouTube• Sep 21, 2015 2.
He is the creator of Hashcash , a proof-of-work system cited in the original Bitcoin whitepaper by Satoshi Nakamoto. Mr. Back
My Quest to Solve Bitcoin’s Great Mystery - The New York Times Check out the official trailer for the drama