I&#x27;ve got a bunch of friends who have worked on this at some point, and I know some of the people cited in that PhD thesis. I can still hear the difference, even with state-of-the art current virtual analog emulations, like Diva.<p>Have to say the gap is narrowing though.<p>One approach I haven&#x27;t seen used yet is using the latest AI&#x2F;neural networks to learn and model the inherent nonlinearities in analog audio