Quantum Computing, Fault Tolerance, Error Correction, Logical Qubits.
parallel? Can each physical qubit be operated on serially? Or maybe in parallel one row or one column of the lattice at a time? Or, if physical data qubits are entangled, can operating on one change them all? How are 2-qubit (or 3-qubit) gates executed for non-nearest neighbor physical qubits?