Actually, they are just the kind of people you need. As in, people willing to send Blizzard money to play WoW, which supports the development of the content that you think should be your own.
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I think it had poor initial sales (what was it, 400K?) because the "hardcore rawr!" talk turned off too many people. That certainly made me completely write it off.
Humor on just that point: http://www.cad-comic.com/cad/20140905