[Mazzlefizz]

Originally Posted by Detritus Only mod I've had issues with is CyCircled (in 1.01, I can't get it working in 1.1 as there's a clash with Autobar which the author is looking to fix). Cycircled caused a large jump in CPU usage and drop in FPS whilst raiding. This wasn't enough to disconnect me, however, and only occurred inside Karazhan, not solo or in Shattrath...weird. Problem went away when I disabled CyCircled.

Interesting. I've had a couple reports of something like this from friends. I pointed them to the usual cpu culprits, but I wonder if it was this.