Everything that doesn't update becomes rapidly obsolete. This is natural, but smart contracts provide value to society in large part because they are unchangeable. The main challenges to smart-contract

etherlime is an ethereum development and deployment framework based on ethers.js At the current state of ethereum smart contract development, there are very few alternatives to truffle as a framework.

Yeah, it happened to me! I am sure, it happened to many other blockchain developers too - to stare at the already deployed smart contract wondering how to fix a bug or add a feature! That is the moment