How about this line. You can run the client as many times as your computer can handle it. Other MMOs don't allow you to run more than one instance of the game if its against their TOS and the only way around that would be to have multi-OSs installed, mirroring a connection to another computer or using specific software…
I wouldn't brag about anything connected to MMORPG.com, that site has one of the worst reputations in the gaming world. Its forums are filled with trolls that are rewarded by the mods because they don't ban the trolls, they ban those replying to them. The articles are also some of the worst brown-nosed articles online.