Quantum Computing Is Forcing Crypto’s First Survival Test— Only a Handful of Chains Are Preparing

Quantum computing has advanced from being a distant theoretical threat. Now, it shapes how the crypto industry plans its infrastructure for the decades ahead. Coinbase, Ethereum, and the Ethereum Layer 2 network Optimism are publicly laying out timelines, governance frameworks, and migration strategies to prepare for a post-quantum future. This highlights a stark contrast with Bitcoin, which remains constrained by its decentralized coordination model source: https://beincrypto.com/coinbase-ethereum-quantum-security-bitcoin-challenge/