Vitalik Buterin embraces ‘mountain man’ verification as zk-proofs mature on Ethereum
Posted On January 27, 2026
Vitalik Buterin reverses his 2017 stance, arguing zk-proofs now make “mountain man” full verification a real fallback as Ethereum stress-tests decentralization. Ethereum (ETH) co-founder Vitalik Buterin has publicly walked back a long‑standing critique of “mountain man” full verification, arguing that…