One of the reasons I jumped in with DEQX was because every review I could find was 'enthusiastic' (rather an understatement, read John Atkinsons previous comment here: http://www.stereophile.com/content/gob-smacked-deqx). Then I heard what it did for myself and I knew it was what I needed - initially just to sort out the bass my room. The speaker correction part was a bonus