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What's the difference between bitcoin and real RMB? What is the global circulation of bitcoin

The bitcoin extortion virus spread wildly on the Internet has made bitcoin famous for a while. So for many people who don't know bitcoin, they are confused. What is bitcoin? What's the difference between bitcoin and the real RMB? What's the global circulation of bitcoin?

Bitcoin is a P2P virtual currency. Point to point transmission means a decentralized payment system. Bitcoin does not rely on the issuance of specific monetary institutions, it is generated by a large number of calculations of specific algorithms. Bitcoin economy uses the distributed database composed of many nodes in the whole P2P network to confirm and record all transactions. The decentralized characteristics and algorithms of P2P can ensure that the value of money can not be manipulated artificially through the mass production of bitcoin. The design based on cryptography can make bitcoin only be transferred or paid by the real owner. This also ensures the anonymity of currency ownership and circulation transactions.

Bitcoin is a kind of online virtual currency, similar to Tencent's q-coin. You can use bitcoin to buy some virtual items, such as clothes, hats, equipment, etc. in online games. As long as someone accepts it, you can also use bitcoin to buy real-life items.

The biggest difference between bitcoin and other virtual currencies is that the total amount of bitcoin is very limited and has a strong scarcity. The monetary system has no more than 10.5 million in the first four years, and the total number will be permanently limited to 21 million. Also, you can use a computer to make bitcoin.