I'm just trying to see what I want to do to the system I am buildingI can already see what: you're going to throw money at it:)
Back to the question. Scala vs Mezzo Utopia, correct? If so, Scala without doubt. The sonic homogeneity is far superior, especially in the mid-bass, lower mids region. The Scala's tweet is also good (for what it is).
No idea what your electronics will sound like, though.