A miner for coins
IPFs is a file transfer protocol similar to http. If IPFs wants to run, it needs many computers (storage devices) in the network as nodes. In a broad sense, all participating computers can be called IPFs mining machines
in order to attract more users to join the IPFs network and contribute to the network, an encryption currency named filecoin is designed, which is distributed to the participants (nodes) as a reward according to the amount of contributed storage space and bandwidth. In a narrow sense, the computer specially designed for the purpose of obtaining the filecoin reward is called IPFs mining machine
because IPFs network needs storage space and network bandwidth, in order to obtain the highest profit ratio, IPFs mining machine usually strengthens the storage space and reces the power consumption of the whole machine. For example, more than 10 high-capacity hard disks are equipped, Gigabit or higher speed network cards are equipped, and ultra-low power architecture processors are used
of course, the mining machine provides storage services, so it can obtain revenue. The size of revenue is related to the configuration of mining machinery and the number of IPFs mining machinery
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the reasons why it is not recommended to invest in IPFs are as follows:
1. IPFs technology is too early to be commercialized
IPFs now takes up a lot of bandwidth. IPNs is very slow at present, which is an obvious technical defect. It will be very difficult to realize dynamic web pages only through IPFs
There is no reasonable economic model, even if the token economy is added, it is difficult to realize the long-term natural ecological valueas a very cumbersome decentralized protocol, it is difficult for users to share files autonomously and spontaneously. In addition, even if users share files into the protocol, the files will be completely open and users cannot delete files effectively, so the security of valid files is threatened
the solution is to introce encryption and blockchain incentive mechanism. At the same time, it solves the security and storage power problems of files. However, as mentioned before, any node with workload proof under blockchain incentive mechanism will face an economic problem of continuous power on state
It is difficult to establish an ecological network with IPFs as the core under the influence of technical problems The ecological application space ofIPFs is quite limited, and the project interaction speed realized by IPFs protocol is also very slow. Of course, it has a direct relationship with the number of nodes and the distance of calling
zcash, full name zero cash, short for Zec, Chinese name big zero coin, developed by zooko Wilcox, was born on November 9, 2011
using zero knowledge proof mechanism to provide complete payment confidentiality is the most anonymous digital asset at present. At present, the time cycle of zcash anonymous transfer is relatively long, which takes about 20 minutes. The network can choose ordinary transfer or anonymous transfer, which has an impact on the level of privacy protection
most of the codes of zcash are very similar to bitcoin. For example, it is halved every four years, with a total of 21 million. Zcash has further improved the anonymity function of bitcoin. When it was released, it caused a sensation in the field of cryptography and blockchain. As a result, its price soared to more than seven times of bitcoin when it was first born. Zcash adopts POW consensus mechanism, block time is 2.5 minutes, block reward is 12.5 zecs, 20% of mining income in the first four years is automatically allocated to zcash team and investors.
the advantage of the video card miner is that it can dig other coins after one coin is collapsed. AISC mining machine is more efficient, but it can only dig a single currency.
for example, a zero coin mine can be g 24 hours by a miner. According to the calculation power of the miner, an equal amount of coins can be g out
there are platforms supporting zero currency trading in China, such as cloud currency, bitcoin, and foreign P network
however, this kind of digital currency still needs careful investment, and the risk is too high, which is different from the fixed income token launched by European crowdfunding platform.
because the network wide computing power required by this kind of token is not high, the probability of hash collision of the computing power of personal computer can find out the answer in a short time, so as to obtain block rewards. However, this kind of token generally has little value or high risk, so it is not of great significance< br />
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mining risk:
1. Electricity charge problem:
if the graphics card "mining" needs to be fully loaded for a long time, the power consumption will be quite high, and the electricity charge will be higher and higher. Many professional mines at home and abroad are operated in areas with extremely low electricity charges, such as hydropower stations, while more users can only mine at home or in ordinary mines, so the electricity charges are not cheap. Even in a certain residential area in Yunnan, there was a case of crazy mining, which led to a large area trip of the residential area, and the transformer was burned
2. Hardware expenditure:
mining is actually a competition of performance and equipment. Some mining machines are composed of more such graphics card arrays. With dozens or even hundreds of graphics cards, the cost of hardware and other costs is very high, and there is a considerable expenditure in mining
in addition to the display card burning machines, some ASIC (application specific integrated circuit) professional mining machines are also on the battlefield. ASIC is specially designed for hash operation, and the computing power is also quite strong. Moreover, because their power consumption is far lower than that of the display card, they are easier to form scale, and the electricity cost is also lower. It is very difficult to compete with these mining machines, This kind of machine costs more
3. Currency security:
the withdrawal of bitcoin requires hundreds of keys, and most people will record this long string of numbers on the computer, but the frequent problems such as hard disk damage will make the key permanently lost, which also leads to the loss of bitcoin
4. System risk:
system risk is very common in bitcoin, and the most common one is bifurcation. Bifurcation will lead to a drop in currency price and a sharp drop in mining income
however, many cases show that the forking will benefit the miners, and the forked competitive currency also needs the miners' computing power to complete the minting and trading process. In order to win more miners, the competitive currency will provide more block rewards and handling charges to attract miners. Risk makes miners.