Quote Originally Posted by Aleksandr View Post
I still agree the auto facing is a bad mechanic. I have a few instant cast spells and I love cast them while running. Except lets say Ifrit is starting a plume and I click that instant cast. So instead of casting and running to safety I am now charging in to my death. Of course that means the best course is to unclick that auto facing... which means you cannot cast at all. Which in turn results in turning back on.

That brings us back to the point of the OP. Why have the feature to turn it off, when if you turn it off you are unable to do anything?
Turning on Legacy controls stops you charging at your target when you cast though.