Deferring blockchain adoption over quantum risk while running RSA-based TLS and ECDH-secured VPNs does not reduce cryptographic exposure. Both rely on the same quantum-vulnerable primitives. Ethereum has a post-quantum migration plan in progress. Most traditional infrastructure does not. https://www.nethermind.io/blog/quantum-risk-and-institutional-blockchain-strategy-an-institutional-assessment(Nethermind)