On the emergence and development of virtual currency
on January 3, 2009, Nakamoto g up the first batch of 50 bitcoins on a small server in Helsinki, Finland
on May 21, 2010, the first bitcoin transaction: Laszlo hanyecz, a Florida programmer, bought a $25 pizza coupon with 10000 BTC
on July 16, 2010, the price of BTC rose by US $0.08 from US $0.008. The first sharp price fluctuation shows the rise of new things
on July 17, 2010, the first bitcoin platform was established
on November 6, 2010, the price on mtgox reached $0.5, and the bitcoin economy reached $1 million
on December 7, 2010, the first portable device to portable device transaction was realized on Nokia 900, with a transaction volume of 0.42btc
on February 9, 2011, the price reached US $1 for the first time, which is equivalent to US $1. The news that BTC is equivalent to us dollar has been widely reported by the media, which has aroused people's great attention, and the number of new users has increased greatly. In the next two months, bitcoin and pound sterling, Brazilian currency, Polish currency exchange trading platform has opened
on March 18, 2011, the BTC / USD exchange rate hit a seven week low, falling to US $0.7
on August 20, 2011, the first bitcoin conference and World Expo were held in New York. Among Google trend counties, bitcoin's attention reached a new high, with a price of $11 at that time
on November 14, 2011, the price of bitcoin hit a new half year low of $1.99
on September 15, 2012, the bitcoin conference was held in London. At this time, the price of bitcoin was $11.8
on September 27, 2012, bitcoin fund was founded, and the price of bitcoin was $12.46
on November 25, 2012, the first bitcoin conference in Europe was held in Prague, Czech Republic. At this time, the price of bitcoin was $12.6
on February 19, 2013, bitcoin client v8.0 was released. At this time, the price of bitcoin was $28.66
on April 10, 2013, BTC set a record high price of $110
on May 9, 2013, BTC Chinese, the largest bitcoin reporting website www.sosobtc.com The company obtained the investment fund Union Square's US $5 million round a investment, and the price of bitcoin was US $112.09 at this time< On May 28, 2013, the Department of Homeland Security banned the virtual currency service of Liberty Reserve, a Costa Rican exchange company, for its suspected xiqian and unlicensed fund transfer business, U.S. prosecutors said that this will become the largest international xiqian lawsuit in history, with the scale of absorbing money reaching 6 billion US dollars. A large number of users, including China, will lose all their money. At this time, the price of bitcoin is 128 US dollars
in June 2013, Netcom said that the United States will withdraw from qe3, deflationary bitcoin and quantitative easing monetary policy, which are the relationship between the two
on June 27, 2013, the German Conference made a decision: holding bitcoin for more than one year will be tax-free, which is considered by the instry to recognize the legal status of bitcoin. At this time, the price of bitcoin is $102.24
on June 28, 2013, mtgox obtained the monetary service license issued by the financial crime enforcement network office of the U.S. Department of the Treasury. Transaction standardization may mean that bitcoin is on the right track, government risk is reced, and its pace of integration into the display economy will be accelerated. At the same time, it will play an exemplary role in other virtual currencies. At this time, the price of bitcoin is $97.99
on November 28, 2013, the bitcoin trading price of Mt. GOx, a popular bitcoin exchange, broke through $1000, reaching a record high of $1073
on November 29, 2013, the trading price of bitcoin on Mt. GOx, a popular exchange, hit a record high of US $1242, while the price of gold was US $1241.98 an ounce, surpassing that of gold for the first time.
Virtual currency is the currency used for electronic circulation. Now the scope of virtual currency is very large, including q-coin, bitcoin and so on. With the development of digital currency, virtual currency is becoming more and more abundant, which may become the mainstream in the future. For example, BTC, EOS, bcbot and so on are not only virtual currencies, but also algorithms, landing projects and technologies
virtual currency is mainly issued by online game service providers to purchase game props, such as equipment, clothing, etc. But at present, the use of virtual currency has gone far beyond this category. Virtual currency can be used to buy game cards, physical objects and download services of some movies and software
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real risk
as the proct of e-commerce, virtual currency has begun to play an increasingly important role, and it is more and more connected with the real world. However, with the growth of virtual currency, the relevant laws and regulations are lagging behind, which has laid many hidden dangers
fraud
the private transaction of online virtual currency has realized the two-way circulation between virtual currency and RMB to a certain extent. The activity of these traders is to buy all kinds of virtual currencies and procts at a low price, and then sell them at a high price to earn profits. With the increase of such transactions, there are even virtual mints. In addition to the virtual currency provided by the main company, there are also some people who specialize in "virtual coin making" to obtain virtual currency by playing games and then resell it to other players
Taking Wenzhou as an example, there are about seven or eight such "virtual mints" with four or five hundred practitioners. This not only creates a bubble for the price of the virtual currency itself, but also causes trouble for the normal sale of the issuing company. It also provides a platform for selling and collecting money and money laundering for various cyber crimes. p>
impact system
in modern financial system, the issuers of money are generally central banks, which are responsible for the management and supervision of money operation. As the equivalent exchange goods used to replace the real currency circulation on the Internet, the virtual currency on the Internet is essentially the same as the real currency. The difference is that the issuers are no longer central banks, but Internet companies
if the development of virtual currency makes it form a unified market, each company can exchange with each other, or virtual currency is integrated and unified, and all of them are based on the same standard and price, then in a sense, virtual currency is currency, which is likely to form a threat impact on the traditional financial system or economic operation
reference: network virtual currency
bitcoin price has been cut by the waist
how to implement blockchain application is still the main problem. In addition to bitcoin, the large-scale application of blockchain in other scenarios has not yet reached the commercial stage. Looking back to the second half of 2017, the price of bitcoin almost reached a new high every day, and finally reached the peak in the South Korean exchange with the highest premium in the world - about 140000 yuan per piece. On June 3, 2018, as of press time, coinbase bitcoin trading platform quoted 49688 yuan, and the price of bitcoin has been cut. Since the beginning of this year, the price of bitcoin has rarely seen eye popping ups and downs, and the overall trend of monthly decline
bitcoin development status
according to the data of the in-depth analysis report on business model innovation and investment opportunities of the blockchain instry released by the foresight Instry Research Institute, bitcoin prices showed a downward trend in May, with the overall market value falling from US $157.3 billion at the beginning of the month to US $127.4 billion at the end of the month, a decrease of 19%; In addition, there are 444000 active addresses and 197000 transfers per day. From the trend point of view, the number of active addresses and daily transfers are positively correlated with the transaction price. In May, the overall trend is volatile, and the downward trend is very obvious
reasons for the steady decline of bitcoin in the past half year
how to understand the "steady decline" of bitcoin in the past half year? There are two main reasons: firstly, the most important reason is that institutional investors and speculators who have accumulated a large number of "profit" are cashing in their profits and leaving the market; Secondly, before the blockchain instry has no real application and profit model, the rise of bitcoin price can only be regarded as speculative speculation. In addition, it is an undeniable fact that the Central Bank of China has made a decisive move to close the bitcoin trading platform, which has achieved remarkable results in preventing bitcoin speculation
at present, the domestic bitcoin exchanges have basically moved to foreign countries, which has nothing to do with China. Investors operate on those platforms at their own risk
the current market is not very good. Only when the market is good, can investors find ways to participate in bitcoin investment. As the total market value of the coin circle is still small, with more blockchain applications, there is still potential in the future
over consumed blockchain
e to the "tepid" price of bitcoin, blockchain, as its underlying technology, has reached the level of "known to all women and children", and even surpassed bitcoin in recent years
recently, a series of related reports are suspected of making up for the number and full of hype, and blockchain has obviously been over consumed. In addition to bitcoin, the large-scale application of blockchain in other scenarios has not yet reached the commercial stage
with the graal deepening of the understanding of blockchain technology, domestic enterprises have laid out blockchain technology, platforms and applications, including Internet enterprises such as network, Tencent, Ali, Jingdong, Netease, major banks, financial enterprises such as Ping An of China and Huawei. In terms of application, China actively explores and promotes blockchain + applications in the form of alliance chain and private chain to help solve the pain points of related instries, improve efficiency and rece costs.
game currency:
game currency is the currency circulating in online games, which is used to purchase various virtual props and services in the game. In the virtual game world, players can trade game currency in the virtual "financial market"
integral gold coin
this kind of network virtual currency is used in the marketing of website business, which is a kind of "incentive measure" launched by the website in order to attract netizens and lock customers. The integral gold coin is mainly used for the consumption of various virtual goods in the website. It is used to price and purchase various virtual procts and services
Internet consumer currency
for example, PayPal coin issued by PayPal in the United States is mainly used for online shopping. It seems that the emergence of this virtual currency is to compete with real currency for territory. Consumers can turn the money in their bank account into PayPal coin when they apply to the company - which is equivalent to bank card payment, but the service charge is much lower, And exchange rates don't have to be taken into account in international transactions.
The main background of net currency is the difficulty of domestic micro electronic payment. Online game operators use this channel is not cheap vouchers to charge fees. Originally, only RMB was allowed to be exchanged for net currency, but reverse exchange was not allowed. However, with the development of online game instry, people spontaneously exchange various kinds of online currency, and even use online currency to buy physical procts or services that only RMB can buy, forming a purchasing power similar to currency. The boundary between virtual currency and real currency is graally blurred
in fact, in countries with developed financial environment, virtual currency has appeared for a long time, and its purpose is to make profits. For example, the virtual currency "Wangdou" first introced by beenz. Beenz has reached an agreement with MasterCard that consumers can not only save their online beans into smart cards, but also use them in traditional stores. This business model is to sell virtual net beans to some websites for 1 cent each, and then send them to netizens or let them win through various ways. These virtual currencies can be consumed as cash in online stores. In the end, beenz will buy it back from the website operator for 0.5 cents each for a profit. In 2000, there were about 750 million beenz beans in circulation, equivalent to 60 or 70 million yuan. It was also at that time that China's online currency appeared. China bonus provided virtual currency to consumers in the form of points. Points accumulated to a certain amount, can be used to exchange phone cards, network cards, T-shirts and other prizes
in online games, virtual goods such as virtual gold coins, virtual equipment, virtual animals and plants, and virtual people have great attraction for players, which promotes the consumption of these virtual goods. However, e to the backwardness of domestic electronic payment methods and security concerns, players often use cash in advance to buy the virtual currency issued by operators, Then use these vouchers to buy virtual goods online. As long as the content of the game is attractive enough, players will buy the virtual currency issued by the game operator through various channels. The development of online game instry has led to the surge of virtual currency types and circulation
in order to gather popularity, expand the number of game users, and improve the interest and loyalty of players, all game operators provide a considerable amount of free virtual currency, and players can win virtual currency through the game process. Therefore, online game operators actually have unlimited rights to issue virtual currency. If virtual money is only used to buy virtual goods, because the supply of virtual goods is artificially set, and the manufacturing time can be almost ignored, even if there are transactions between different types of virtual money, it will not have any impact on the real economy. However, if virtual currency can be used to buy real goods and services, excessive issuance will certainly cause inflation. At this time, whether the virtual currency is converted into real currency is not important
many domestic network enterprises have broken through the boundary between the virtual economy and the real economy. For example, Netease popo rewards users with money according to their online time. This virtual currency can pay for SMS. The exchange rate in this application can be calculated with the payment capacity of a short message worth 1000 yuan equal to 0.4 yuan; In addition, it can also be used as a voucher for purchasing physical goods in Netease mall. Holders of Shanda point coin can buy paid download services on the Internet. In addition to the company's paid services, q-coin can also be used to purchase other game point cards, virtual goods, and even some video and software download services
the emergence of money is an abstract unit of quantity for the convenience of exchanging different resources. If there are enough people to recognize the value of a virtual currency, it may become a substitute unit of material exchange. For example, with the popularity of QQ, Q coin has graally become a circulating equivalent exchange unit. Adam Smith, a famous economist, used barter to explain the origin of money in 1776: "the armor of Diomedes is only worth 9 cows, while the armor of glaucus is worth 100 cows. In Abyssinia, salt is a common medium of Commerce and trade; More than 200 years later, many people are exchanging various kinds of game currency for real life needs, and the Internet world has begun to dece the origin of currency again
Method 1: take a look at the display interface. Most of the display interfaces of the mine cards are not consistent with their own quality, because the display interface is basically not used in mining, so if all the display interfaces are very new, even the plastic plug is on them, you should pay a little attention to them
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1. Graphics card and mine card:
the so-called mine card is the graphics card for mining. The "mining" here is virtual mining. Generally, there are professional graphics cards to mine. The mined mine is actually bitcoin. Users can download the mining software from the computer, run a specific algorithm, and get the corresponding bitcoin after communicating with the remote server, Most of them work in the way of burning video card, so the power consumption is large
the graphics cards and mine cards are usually ATI chips. Bitcoin went out of business, and the miners took out their mining cards and sold them as second-hand
2. Disadvantages of mine card:
Mining mostly adopts the way of burning graphics card. In order to maximize the benefits, the mine owners will keep the graphics card in 24-hour full load operation, which is equivalent to the aging test all the time, so that the graphics card can quickly age. After a long time of mining, the stability and life of the graphics card will certainly be affected< br />
CCTV reported that there are special "mining machines" in China, with a wholesale price of about 4000.