BTC, the king of digital currency
1. The concept range is different. bitcoin is a kind of digital currency, and the concept of digital currency covers bitcoin
However, some digital currencies have independent issuers The biggest difference between bitcoin and other virtual currencies is that the total quantity of bitcoin is very limited and it has a strong scarcity. The monetary system used to have no more than 10.5 million in four years, after which the total number will be permanently limited to 21 milliondigital currency is abbreviated as digiccy, which is the abbreviation of "digital currency" in English. It is an alternative currency in the form of electronic currency. Both digital gold coin and cryptocurrency belong to digiccy. Bitcoin is a digital currency
digital currency is different from the virtual currency in the virtual world, because it can be used for real goods and services transactions, not limited to online games. The early digital currency (digital gold currency) is a form of electronic currency named after the weight of gold
today's digital currencies, such as bitcoin, lettercoin and ppcoin, are electronic currencies created, issued and circulated by means of check sum cryptography. It is characterized by the use of P2P peer-to-peer network technology to issue, manage and circulate currency. In theory, it avoids bureaucratic examination and approval, so that everyone has the right to issue currency
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illegal digital currency
in recent years, "virtual currency" represented by bitcoin, Ethernet currency and Leyte currency has been traded centrally on some Internet platforms. With the help of financial technology, the price of these "currencies" has graally spread to investment, financing and other financial fields, which has aroused wide attention from all walks of life
not long ago, the people's Bank of China and other seven ministries and commissions jointly issued the announcement on preventing the financing risk of token issuance, which clearly regulated the relevant behaviors. Experts pointed out that "virtual currency" is not legal tender (legal currency) issued by monetary authorities, but a specific virtual commodity in essence
therefore, it is undoubtedly a great legal and economic risk to think that "virtual currency" has or will have the nature of legal tender and to carry out speculation, network fund-raising, lending and financing
if the 2m hard fork in the second half of the New York consensus can not be implemented smoothly, the future of BTC will be more confused, the community will be more divided, and more user groups will turn to BCC. In fact, BTC has shown various signs of division. Not long ago, the core development group announced that the clients of the bitcoin core will no longer connect to the nodes running segwit2x, making the situation of easing the capacity expansion dispute tense again.
Many people think that bitcoin is the first digital cryptocurrency in the world, but it is not
In 1982, cryptographer and computer scientist David Chaum proposed a creative scheme blind signature: on a piece of paper, I choose a serial number that only you know, and then I sign it. Because I don't know the serial number, I can't it to another person. This idea forms the first real e-money scheme, which makes anonymous transaction possible
at present, China is experimenting with digital currency, which is legal currency with national credit as guarantee, just like paper money. In the environment of legal digital currency, it will be possible for the economic system to decide the money supply spontaneously and endogenously, issue and recover money automatically through preset and reliable program algorithm rules and on the premise of ensuring the stability of currency value. The role of the central bank may not only be the decision maker of money circulation, but also the designer of the rules of money circulation algorithm
in fact, digital currency is just a form of electronic payment to replace traditional paper money, and the specific application scenario is mobile wallet payment. Digital money is not a virtual currency that can be generated by underground mining and easy to form investment bubbles. Investment in bitcoin and other virtual currencies and electronic money is a Ponzi scheme in a strict sense. The ordinary people need to be careful to avoid leeks. p>