Well as always the fewer trips to the database the better, but it all depends on whether or not that approach is maintainable and fits the architecture of your application. I personally have not worked on an application where the number of trips to the database was so important that I had to fetch everything up front, but each situation is different.
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.