How can I avoid duplicate content in ASP.NET MVC due to case-insensitive URLs and defaults?

Question

Edit: Now I need to solve this problem for real, I did a little more investigation and came up with a number of things to reduce duplicat

Answer 1

I believe there is a better answer to this. If you put a canonical link in your page head like:

Then google only shows the canonical page in their results and more importantly all of the google goodness goes to that page with no penalty.