The guys over at play.tm posted a pretty good interview with Shane Dabiri, lead producer of the game...
Has the game evolved in ways that you didn't expect when it was first released?
In some ways it has, but the great advantage of working on an online game is that we can sometimes make some pretty broad changes as needed. One example that comes to mind was the original PvP Honor System. We thought players would enjoy the challenge and accomplishment of achieving the highest rank, but after receiving good feedback from the community we decided to change the system to better fit the play style of our customers. Today, great rewards are within reach of casual players via the !@#$%^&* Honor System, and we've created an entirely new PvP mechanic with the Arena System, which caters to more hardcore players looking to show off their skills.
Read the Rest...
http://play.tm/story/9710