On top of that, we then had the opening of an entirely new continent at a time when the player base was already shrinking
I don't believe that's quite the case—I believe that it
was still growing at the time Dwilight opened, though the growth rate may have slowed.
Additionally, I believe that we could make a big difference in registration and retention if we could get a serious graphical overhaul for the game. Unfortunately, that's not something I'm qualified to do.