What's the rate of change in all three measures: * Fidelity * Qubit count * Coherence time Without a roadmap to some goal this is just random PR. What's the

What's the rate of change in all three measures: * Fidelity * Qubit count * Coherence time Without a roadmap to some goal this is just random PR. What's the path to convergence of fidelity of volume qubits for sustained periods to achieve calculations?