Hmm. I'm also a little intrigued by your impressions on the mid-range - it makes me wonder about room dynamics (yours or mine :) ). I found the center and LR front timber matching to be superb, to be honest. I was always surprised at how well they did together given that the center was sealed...
I think you'll find you have made an excellent choice. Outside of the appearance of the HC6, which is just outstanding, I found the sound performance to be commensurate with speakers at a much higher price point. For a small room, say under 2000ft^3, they provide a superb experience. I found...