Ethereum co-founder Vitalik Buterin has publicly reversed a nearly decade-old stance, signaling a major shift in thinking about blockchain self-sovereignty. In a recent post on X (Twitter), Buterin said he no longer agrees with his 2017 assertion that full self-validation by users was a “weird mountain man fantasy. ” Why Vitalik Buterin Is Rethinking Ethereum’s Self-Verification Assumptions The statement, he explained, reflects both advances in cryptography and the lessons learned from real-world network failures. Back in 2017, Buterin debated blockchain theorist Ian Grigg over whether blockchains should commit to state on-chain
source: https://beincrypto.com/buterin-ethereum-zk-snarks-self-validation-reversal/