Did a double-blind shootout with 8 of the most popular clean and coloured preamps using Neumann and AKG mics on acoustic guitar and voice. The Discrete setting was everyone's 2nd choice for pristine sound, behind only the Millennia. The Nickel setting was everyone's 2nd choice for a coloured sound behind only the Neve 1073 (NB -- No one could find any use for the Steel setting; SHI should replace it with Iron which is great for rock edge). Read more
Since I own pairs of Millennia and Neve, I will likely buy 2 or more of these to use as additional channels for both purposes. If you want superb should and 2 very different colours.