He's talking about the possible fact that this content is already in the game, you just have to pay to unlock it. In World of Warcraft, the content you purchase expands the game. It's not already a part of the game, it is an extension. World of Warcraft expansions aren't even comparable to what Destiny will receive, they are far larger. WoW is a MMO. Destiny, as Bungie has said many times, is not.