Pixel shader 3.0 (and other variants) are hard-coded into the video card and its drivers. If you have a very fast processor and a good amount of ram, you may be able to get around the pixel shader requirement by downloading Swiftshader, which implements Shader Model 3.0 level capabilities on the CPU More likely, the best option is for you to simply replace your video card with one which has native support for pixel shader. Video cards with pixel shader 3.0 are very common these days, it is not an expensive upgrade & will improve performance on other programs as well.
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.