Quantum Computing, Nisq, Qubit Fidelity, Quantum Error Correction, Near Perfect Qubits.
one and a half nines of fidelity — 95%. N2SSQ. Up to 50 noisy qubits with two nines of fidelity — 99%. N2.5SSQ. Up to 50 noisy qubits with two and a half nines of fidelity — 99.5%. N3SSQ. Up to 50 noisy qubits with three nines of fidelity — 99.9%. N0.5SSQ. Up to 50 noisy qubits with 85% fidelity.