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Offchain Labs 聯創:Arbitrum 選擇 Optimistic Rollup 的原因是 Optimistic 成本更低、更簡單且更靈活

2023-09-26 15:40:57

ChainCatcher 消息,Offchain Labs 聯合創始人 Ed Felten 發布博文解釋看好 Optimistic Rollup 的原因。

他表示,Arbitrum 選擇 Optimistic Rollup 而非 ZK Rollup 的原因在於 Optimistic 更具成本效益、更簡單且更靈活。

  • Optimistic Rollup 的成本更低,因為證明成本對於誠實的參與者始終為零,而 ZK Rollup 需要生成加密證明,成本較高。
  • Optimistic 更簡單,因為它依賴於標準編程語言和工具,而 ZK 需要複雜的數學和密碼學定理。
  • 最後, Optimistic 更靈活,可以輕鬆構建新功能,因為它使用標準工具,而 ZK 需要定制工具和編程方法。

最終確定兩者時間相同,跨鏈通信速度方面, ZK 在某些情況下可能更快,但在大多數資產轉移場景下沒有顯著差異。

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