Wow. I was the Marketing for SigTech for 10 years. Owned 4 of them so I could correct 6 channels in my HT system and 2 in my 2 channel system. I, too, have used many of the same products (TacT, miniDSP, Dirac, etc) and would agree that Dirac is the best. I also agree that it is the "cherry on...