The 2-vs-2 arena queue and you

We usually don't realize it, but there is actually an upper limit to the number of instances that can be created in WoW at any given moment. If all the players on your server somehow decided to run Karazhan at about the same time, you'd find that after a certain number of raids had gotten started, some players would be stuck at the loading screen, waiting for the others to finish. Normally, of