No offense man, but you are playing fast and loose with the lore.
Every argument that you are making is a little bit of a stretch at best, and downright wrong at worst.
Orcs did not have free will, this is not open for debate.
Garrosh tricked Grom.
There is no wriggling out of those 2 things.
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Well, I would not bring Yrel when there are other better examples. But what is your point? Because you choose the last 3 words of my post and ignored everything else.