TL;DR Google introduced Willow, a 105-qubit quantum chip that surpasses previous technical limits but does not pose a short-term threat to Bitcoin’s security. Key algorithms like ECDSA and SHA-256 would require millions of qubits to become vulnerable, far beyond Willow’s current capabilities. The crypto community is working on quantum-resistant solutions to protect blockchain networks against...
source: https://crypto-economy.com/google-launches-new-quantum-chip-and-crypto-community-fears-for-the-future-of-bitcoin-blockchain/