Chain and producer | The next generation of public chain, competing for developers
星球小花
2018-05-31 07:22
本文约4729字,阅读全文需要约19分钟
Public chain 101, pick this one today.

The public chain of the next era may be "the developer wins the world".

The old leek in the currency circle tells the story of electric shock Bitcoin, starting from buying a graphics card to study mining; the new traffic after 17 years talks about entering the pit of EOS or some other public chains with a high market value, starting from "getting a share is all that matters" "start.

In the past few days, EOS has once again been brought to the forefront of public opinion in the currency circle by the wind blown by 360.

For a while, "epic-level loopholes" were exposed; for a while, BM repeatedly clarified, and for a while, bigwigs in the currency circle condemned; for a while, there were internal differences among nodes.

EOS, which has been blessed by many evangelists since its birth, has raised nearly US$4 billion in financing and a total market value of more than US$12 billion, ranking fifth in market value. The 355-day private equity long-distance race will come to an end on June 2, two days later. However, no one dares to jump to conclusions as to whether the mainnet will be launched on time.

Let's make a crude but straightforward analogy. If a company goes public at the toddler stage, and most of the stocks are owned by investors who neither contribute to the company nor care about the company's business at all, they only hope that once the bull market makes money. , In the hands of shareholders who get something for nothing. Is this company in jeopardy?

And this may be the dilemma faced by dozens or even hundreds of public chains today.

On the one hand, the threshold for the blockchain industry is rising, and traditional Internet people rush into the market, copying a set of operation, marketing, and communication tricks to double the speed of traffic absorption and rolling; on the other hand, this set of " The “straight to leek” gameplay often skips the process of community accumulation and construction.

Both Bitcoin and Ethereum have been rejected and questioned, and only a small group of geeks, evangelists, and miners firmly believe in their value and build a community. As "middleware", they leverage more and more people like levers, and they also get the incentives they deserve in this exponential growth, promoting the benign growth of the ecology.

This kind of "belief" is not based on the endorsement of a certain boss. At that time, God V was unknown, and Satoshi Nakamoto's identity was even unknown. It was not even possible to determine whether he was "one person". The three of them are bound to spiral up.

The subsequent "public chain" was born in Anle, and the stars are holding the moon.

One does not really exist. With the support of a group of bigwigs, the public chain that has been discussed a lot and ranks fifth in currency value and market value, how much bonus is left for future community contributors and operating system developers?

And if no contributors join in, it means that there is no value generated. If the additional Tokens only fall into the pockets of dozens of large market value managers, what they can do is to pull the market and smash the market. Squeeze each other dry in the gap.

God V called himself the "Creator of better ones" in an interview. It is hard to imagine that the next loyal fan of the "New Order God of Creation" will not be a long-term contributor to the new world, but a swordsman, etc. The banker who left the market to reap the benefits, right?

Recently, Odaily interviewed Wang Guan, the founder of Nebulas Chain (NAS) and co-founder of NEO (NEO). We heard many interesting and not short-sighted ideas and practices regarding the development of the next generation of public chains.

Nebulas was founded by Xu Yiji, Wang Guan, and Zhong Fubai. Xu Yiji is the former head of Ant Financial’s blockchain platform, a former member of Google’s anti-cheating team, and the founder of FBG. Zhong Fubai is the former architect of Ant Financial’s blockchain platform. Teachers, Xu Yiji and Wang Guan are also the core founders of the first domestic blockchain technology community "Bit Entrepreneurship Camp" in 2013, and the most senior "coin circle" people in China.

*This article is mainly to explore the possibility of the next phenomenon-level public chain, as well as more possibilities of the underlying design and consensus mechanism. Since the project is still in its early stage and the market is yet to mature, it does not endorse Nebulas, and this article does not have investment guidance .

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  • Odaily: NEO is one of the earliest and most influential public chains in China. Why after leaving NEO, you went back and forth to build a public chain again? What is the difference in mentality between doing NAS now and NEO four years ago?

Wang Guan: When we were working on Neo (NEO), everyone was ignorant. They didn't have such a systematic idea of ​​the underlying design, let alone experience.NEO’s return to seed-stage investors is as high as 20,000 times, and it has a relatively solid community foundation.But it also experienced several market ups and downs, and lived to death.

We have experienced the initial stage when investors could not understand the other party and left the meeting on the spot. We have also experienced the stage in 2015 when everyone wanted to abandon the industry and flee. A group of core people jumped there when they saw the stock market was improving. A group of mining machine manufacturers encountered a sharp drop in currency prices, and they could not even afford electricity bills when they switched to legal currency. It was bleak, and every time I "get off the car" is a particularly "logical" thing in retrospect.

There are also people who cherish its value very much. I remember that Xiaoyi gave 100,000 "Little Ant Shares" to the early developers of the block explorer. At that time, the currency price was probably one yuan, and he held it for a long time. People who contribute and believe in value are rewarded.

However, the dividends of the early public chain have passed.Today's specialization requirements are high, and the requirements for low-level design and technical implementation are also rising, and the difficulty and risk have increased. After all, there are hundreds of competitors in the track.

I left NEO in 2016, and Yiji was in charge of the blockchain platform at Ali. But we have been doing traceability of public chains representing community technology benchmarks,text

  • Odaily: Under the status quo that the blockchain is "demonized", what do you think is the biggest problem? You put special emphasis on developer incentives, do you feel that their value has not been valued enough?

Wang Guan: China's investor community is the most famous, but it doesn't have enough voice in the technology community around the world.

We often ask a question, who should the dividends of a public chain belong to? Should belong to early value finders.

This includes all kinds of people who contribute to the community. They agree with my technical vision, develop, operate, and build an ecology here. I give them tokens. They believe that these tokens have great growth potential in the future. This is a very smooth logic.

Conversely, if the value of a public chain is squeezed out in advance, and the price exceeds the expected value before it goes online, who will pay to realize this value?

You can’t expect these token-holding nodes to be superhumans, right? They are investors, understand the industry, and develop for the community?

The core of Token economics is to make every transfer have a positive incentive to guide people to do things in the ecology. It is not just a tool for speculation and hoarding. If everyone is simply "holding" and doing nothing, how can this economic system continue to develop?

How is the community formed? Because ofPowerful groups and "middlemen" will use your platform to create their own products, and in the process of building, they also gain benefits, giving more people roles in the token economy, and an invisible solid community will naturally emerge Yes, and the composition of such a community is very healthy.

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  • Odaily: The Nebulas mainnet was launched at the end of March. How is the performance? How many developers and DApps are there currently? How is the Nebulas Incentive Program going?

Wang Guan: The transaction processing capacity of Nebulas can reach 2000+TPS, and it has the ability to write smart contracts in Javascript.

The Nebula Incentive Plan has been done for two weeks,1,890 DApps have been deployed to the Nebulas mainnet, which is more than the sum of Dapps accumulated by Ethereum since its inception.

The incentive plan is not only aimed at "developers who write codes". Developers' inviters and high-traffic Vs can all get incentives.

The event is held every week, and the threshold for participation is relatively low. Developers who can use Javascript can participate in DApp development, submit DApps and meet certain conditions to get incentives, and winners will be selected every week for rewards.

Zhou Champion last week was a red envelope application made by developers in 1994. Their thinking was very clear, that is, to make a "civilian-grade" application.They believe that there are actually two types of applications based on Ethereum: one is a decentralized exchange, and the other is a small game with a bit of a gambling nature. There is no precedent for "civilian-level projects". Currency circle flow".

What they do is to use the consensus mechanism of blockchain onchain and decentralized digital assets in design,It is a product that can be played by ordinary users who do not understand blockchain at all.

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    First of all, all consensus mechanisms have their own advantages and disadvantages, and seek the best balance between decentralization and efficiency. The POD (Proof of Devotion) created by Nebula is theoretically sorted according to the "contribution degree", which seems to be between POW and POS?

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The selection of bookkeepers by the POD consensus algorithm is considered from multiple dimensions, and it cannot be said to be a simple combination of POW and POS. The basis for election is not Stake, but a changing Rank,text

Through NR, we can obtain information other than the account balance and establish a POD consensus.

In the initial period, we officially set several dimensions, including the liquidity of funds on the blockchain account (the number of links between transactions and other account addresses), the depth of fund propagation (how many accounts can be transferred to one transaction), interoperability (and other interoperability between accounts and contracts).

According to these scales, developers can measure the importance of users, smart contracts, and DApps in the blockchain based on their own scenarios, which has great commercial potential and can be used in search, recommendation, advertising and other fields relatively early.

But these elements are not static. For example, a character in a small game used to have only three blood bars, but now in a complex RPG game, a character can have attributes such as charisma, physical strength, and agility.

The same is true of our ecology. After real development, all agreements are on the chain. According to the voting mechanism, the weight of attributes can be increased and changed, and the weight of a certain attribute can also be changed and increased.

In fact, we did not invent this mechanism. In the fiat currency world, there have also been dark moments when the person with the greatest income or the greatest force made the rules, but in the end they all came to a market-oriented mechanism. Talents who bring incremental market value should formulate the next generation. The rules, it can be regarded as natural selection.

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  • Odaily: What about NF (Nebula Force) and DIP (Developer Incentive Protocol)? The white paper says that under this kind of agreement, the agreement and smart contract upgrade votes are not prone to hard forks, but are there some other hidden dangers?

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Regarding NF, the fact is that every upgrade of Bitcoin means a test with hundreds of billions of assets. This is crazy, and the result is a split in the community. A code problem will turn the community against each other.

The cost of iteration and evolution is too high, so everyone dare not evolve and iterate, and can only stagnate in the old system, which limits the development of blockchain.

Everything cannot be perfect in the initial state, NF is to make the Nebulas chain"Self-evolution", this logic is very similar to DNA.

DNA is a blockchain system in nature and a typical distributed storage structure.Every human body has a complete gene pool code inside. DNA relies on consensus to evolve and transmit information, and the transmission method is point-to-point.

How do humans reproduce? We will not pass everyone to a matrix, and then distribute it by the matrix. Such a centralized network is very fragile. If the matrix is ​​attacked, human beings will become extinct.

Human genes are constantly adapting to variables in the process of reproduction. Genes will continue to iterate, and even self-destruct and recombine. High-quality genes will eventually survive and return to the human gene pool.

This is very similar to directed acyclic (DAG), which is particularly discussed now. Whether encountering viruses or evolution, all human beings will not share the risk with the gene pool, and nature will conduct different tests on different settlements. At the same time, the DNA formula has a high degree of tolerance, and two people with different DNA still have a consensus at the bottom. It won't be because you and I don't have the same skin color that you are another species.

Speaking of the Nebula chain, just like the gene pool mentioned above,NF is a logic that pays homage to DNA

For example, if you want to test the Lightning Network on the Nebulas chain, you can call some people in the community to create a sub-chain with you. This test will not threaten the asset security of the main chain. If the verification is successful, the functions of the Lightning Network can be smoothly upgraded back to the main chain. At the same time, the main chain will give rewards based on DIP, which you can distribute to community members who participate in the test.

One step forward, before this verification, as the controller of the main chain assets, you can also invest in this research and development. While you are taking risks, you can also obtain the possibility of sub-chain function verification benefits, which is a very healthy economic model. Our ecology is inspiring you to try and evolve.

Furthermore, if the sub-chain is strong enough, or the community consensus decides not to return to the main chain, they can also form a side chain with a cross-chain agreement with the main chain. Even, if the ecological development is good enough, you will not be able to distinguish between the main chain and the side chain, there may be several "main chain" parallel chain clusters, and even multiple versions of the consensus, just like human beings, you say no Know who is the "standard version" of human beings. This is the real "decentralization".

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The American drama "Silicon Valley" that can still be bought in reality in the ICO in the recent plot

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