Quantum Computing, Fault Tolerance, Error Correction, Logical Qubits.
error-corrected qubit.” https://ionq.com/posts/december-09-2020-scaling-quantum-computer-roadmap Thousands: 3,238 How to factor 2048 bit RSA integers in 8 hours using 20 million noisy qubits https://arxiv.org/abs/1905.09749 Total 20 million physical qubits = 6,176 logical qubits with 3,238 physical