This utility displays the route data pulled from the request of the current request
in the address bar. So you can type in various URLs in the address bar to see which route matches.
At the bottom, it shows a list of all defined routes in your application. This allows you to see which of
your routes would match the current URL. Read
Phil's post for more info and
for an example of it in use see Rob Conery's video
"MVC Storefront Part 7: Routing and UI Work"
starting at about 14:15 minutes in.