Remember that your service runs under the account that is specified on the service configuration, so it's HKCU may be different than the current user that may be logged into the machine. To test your code, try running the service under your user account instead of Local System, which is probably what it is running under now.
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.