Just directly harvest the people! It's easier to earn by lying down, why work so hard?

As of now, only China does not recognize Bitcoin in the whole world... but Hong Kong, China does recognize it! The number of Bitcoins held by China may be much more than you think, with a total supply of 21 million coins. The United States is estimated to hold 8 million coins. China holds 6 million coins, Russia holds 3 million coins, and the rest are distributed across other countries.