Vitalik Buterin said in an interview that he regards the blockchain as a "world computer" with a hard drive that stores all the accounts, the code of the smart contract, and all of these smart contract stores. information. It accepts incoming instructions, which are transactions signed by many different users, which can process these incoming instructions according to a set of rules.
On the blockchain, you can build anything that can be built on your computer. But the most important thing that the blockchain provides is these additional credible guarantees: keep the computer running the way you expect it, and others can't intervene in this guarantee through unusual means such as downtime, hacking, death, and corporate bankruptcy.
He said that the encryption community is too concerned about ETFs, and does not make cryptocurrency easier to use as a payment method for daily purchases through payment cards. He believes that the large-scale adoption of daily transactions is the key to cryptocurrency, and the availability of cryptocurrency ETFs may also play a role in achieving this goal.
