Calling GamerGate a terrorist hate group is a much more supportable premise than his dismissal of the Mass Effect 3 fiasco. For more background see: http://kotaku.com/5898743/mass-effect-3s-ending-disrespects-...
The article clearly falls on the side of the latter - protesting that it destroys many of the player-chosen threads in the story. But isn't there something in that? No matter what you choose, no matter what kind of person you are, there are inevitabilities that none of us can stop?
I find it an interesting thing to think about. I don't think this article does a fantastic job of it, but nor do I think there is much balance in the article you've linked to.