Basically,depend on various driftwood nature, there might be a small amount tanins release when you start to use the driftwood, however tanins is harmless to your aqua plants or fish.In most cases, tarnin will disappear once you have changed the water in the tank. More.
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.