>It can be invalidated only if it has the selfdestruct function. Otherwise it lives forever on the blockchain.

Okay thanks ! This is what I though

Does anyone has good ressources on how to update / invalidate a smart contract ?

And so is Twitter with Peepeth ;)

https://www.bloomberg.com/news/articles/2018-04-10/youtube-and-facebook-are-losing-creators-to-blockchain-powered-rivals?cmpid=socialflow-twitter-business&utm_content=business&utm_source=twitter&utm_campaign=socialflow-organic&utm_medium=social

https://news.ycombinator.com/item?id=16693827

Love this ! Check that undeletable tweet of mine