I have not used either of them. If it simplify your work, you should go with it. IIS7 url rewriter is here to stay.
Before migrating also check asp.net 4.0 's inbuilt url rewriting.
You may also have a look at Helicon Ape software which was designed by Helicon Tech specifically for IIS7 and higher. It has human-friendly syntax and easy-to-use manager and possesses 30+ other modules to tune up your server.
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.