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Offchain Labs 联创:Arbitrum 选择 Optimistic Rollup 的原因是 Optimistic 成本更低、更简单且更灵活

2023-09-26 15:40:57

ChainCatcher 消息,Offchain Labs 联合创始人 Ed Felten 发布博文解释看好 Optimistic Rollup 的原因。

他表示,Arbitrum 选择 Optimistic Rollup 而非 ZK Rollup 的原因在于 Optimistic 更具成本效益、更简单且更灵活。

  • Optimistic Rollup 的成本更低,因为证明成本对于诚实的参与者始终为零,而 ZK Rollup 需要生成加密证明,成本较高。
  • Optimistic 更简单,因为它依赖于标准编程语言和工具,而 ZK 需要复杂的数学和密码学定理。
  • 最后, Optimistic 更灵活,可以轻松构建新功能,因为它使用标准工具,而 ZK 需要定制工具和编程方法。

最终确定两者时间相同,跨链通信速度方面, ZK 在某些情况下可能更快,但在大多数资产转移场景下没有显著差异。

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