Vitalik Buterin: vitalik.eth 转推： @VitalikButerin 让我尝试进一步细化。一方面，我不认为区块链对于“解决双花问题”是必要的，而且我们将找到许多更好的方法。另一方面，允许它解决该问题的功能主要是

vitalik.eth retweeted:

@VitalikButerin Let me try to nuance further. On the one hand, I don’t think blockchains are necessary to “solve the double spend problem” and that there are many better approaches we will get to. On the other hand, the idea that the features that allow it to solve that problem are mostly