Quantum Computing, Fault Tolerance, Error Correction, Logical Qubits.
residual error rate. Whether the residual error rate is four 9’s (99.99%), five 9’s (99.999%), or even eight 9’s (99.999999%) or even better, it is likely to be close enough to perfect for most applications. But doesn’t IonQ claim to have perfect qubits? I was a little surprised by a quote from