Will the release of Aion hurt WoW?

Everytime there is a new game on the horizon, the question pops inside our minds: Will “x” game hurt or defeat WoW? NCSoft has declared that it will be second to WoW, a very funny statement since they implied the same for Tabula Rasa (RiP). Having the chance to play the beta I don’t know what to say. The game...