You can't turn your back light off. If you did turn your back light off, you would not see any picture. It has no effect on input lag.
No! The pixels on your TV are LCD shutters, if you turn off the back light you'll see no colors - just black!
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.