Because we played on it while it was up, prior to 3 weeks ago. The changes they were testing in a limited form on the test server are now in the process of being applied to the rest of the server code.

edit: kdalts, I recommend you keep an eye on posts by someone named Xsyon. He's the lead dev and does a pretty good job of keeping us up to date with what's going on behind the scenes. Several of your latest posts seem to indicate you've been missing his updates.