The new control interface is fantastic, found myself messing around and I'm really happy with the dirty sounds but I can't get a truly clean sound from any of the amps. Updated firmware yesterday, it seems like every clean sound has some digital distortion in the background: it's as if I have a clean sound from one source and a very quiet sound with fuzz on it just barely audible. It only goes away if I turn the amps to "off" which sounds not bad actually but lacks flexibility.    For