The biggest difference is in flavor profiles. Madagascar, Bourbon and Mexican are all the same species, but having been grown and cured in different climates and soil, they have similar but slightly differing profiles. They all have a basic fruity aroma and strong vanilla flavor.
Tahitian beans are a different species and have a more earthly aroma and flavor. 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.