Hyun, you experienced just what I did, soon you will find yourself trying to figure out a new Lunch budget so you can live off of Top roman the next year so you can upgrade to the CDM9,CDM7 or CDM1
don't let the # of drivers fool you, there is much more to FR than just that (quality of the speaker and its specs, the box size, ports, x-over, etc....)
The CDMcNT matches very well with the 600 series, it does everything that the 600 does well, only better, seriously, they match great. That is one nice thing about B&W is that you can gradually upgrade speakers a set at a time and still have it blend very well (I still use the 601 for my rears...
I agree with what Frank said, I own the 602/601 and was looking to get the LCR6 for the center, after careful research and listening, and the fact that the CDNC is only $100 more than teh LCR, teh choice was simple. I had no intentions of upgrading my 602s, but ended up getting the CDM7NT they...