No and IMHO he won't really need to.
I'd bet you $500 you could not tell this from the previous ESS iteration using the same analogue output circuit and power supplies etc in blind listening tests.
All I can say is you are dreaming. We will see the reviews when the updated boards come out for the Resonessence lab's Mirus. Your post will still be here, I'll quote it beside the copy and paste of the review.