There are two things that can make your event binding code slow: the selector and the # of bindings. The most critical of the two is the # of bindings, but the selector could impact your initial performance.
Basically, you're not going to do any better. All it is doing is calling attachEventListener() on each of your selected elements.
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.