This sounds like what's described here: https://www.quora.com/What-is-the-universal-quantum-computer-and-how-does-it-work https://www.quora.com/What-is-the-univ

This sounds like what's described here: https://www.quora.com/What-is-the-universal-quantum-computer-and-how-does-it-work https://www.quora.com/What-is-the-universal-quantum-computer... Perhaps this is what's already done in practice.