If you bought $100 of bitcoin 7 years ago, you'd be sitting on $75 million now

(CNBC) On May 22, 2010, Hanyecz asked a fellow enthusiast on a bitcoin forum to accept 10,000 bitcoin for two Papa John's Pizzas. At the time, Hanyecz believed that the coins he had "mined" on his computer were worth around 0.003 cents each.
Bitcoin mining involves solving a complex mathematical solution with the miner being rewarded in bitcoin. This is how Hanyecz got his initial coins.
The cryptocurrency has many doubters as it continues to be associated with criminal activity, but it has still seen a stunning rally. Here are two facts, on Bitcoin Pizza Day, however, that highlight this:
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