I just think you need to like it. There's so much confirmation bias, escalation of commitment, and subjectivity that it's scarcely possible to say what's really going on here. The continual upgrading turned me off eventually.
The system should be suited to the space, it should be something I can live with. It should play the kind of music I listen to most well. I don't want a system that dominates the room from an interior design perspective.
Ultimately, I feel that the key component is to acknowledge the diminishing rate of return and to isolate oneself from the ongoing dissatisfaction that reading web forums brings. I glance at the digest for this one and comment once a month at most.
We've got a couple of Omega systems running off small tube amps with discreet subs and I think I am done with audio purchases forever. They sound great with the kind of indy folk stuff we listen to. Mids matter most because that's where most of the information is anyways.