Not at all. You might be getting confused with the 2011+ with the new stereos I havens worked on one but I believe they have the AC wire up their but not in the Stereo harness.
No, it's not. But you need to unplug the blower switch to remove the dash panel that covers the radio, so if your blower isn't operating after you've worked on the head unit, the simple explanation is that the blower switch wasn't plugged back in.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.