Go to www.easy2game.com to register and download the software. If you play taiwan WoW, you have no problems understanding it gua

Taiwan WoW latency for me is around 150ms-300ms, whereas for US realm my latency is 600ms-1000ms (as reported by Quartz addon). For US, when the ping meter says 500ms, my Quartz addon will always say 200ms more (means accurately 700ms). And yes it does feel like 700ms.

If you play melee class in US server and also Taiwan server, the difference is BIG