IBM’s Quantum ‘Cat’ Roars: 120-Qubit Breakthrough Pushes Bitcoin’s Encryption Risk Closer
In brief IBM researchers entangled 120 qubits, setting a new benchmark for quantum computing. The GHZ “cat state” achieved fidelity of 0.56, proving full multi-qubit entanglement. Direct Fidelity Estimation confirmed results, offering scalable quantum verification. IBM’s latest quantum breakthrough has edged the crypto world a little closer to its nightmare scenario—a computer capable of breaking…
