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Such an URL uniquely identifying a particular form (including all its input parameters) is called a "perma-URL". (Like a "permalink" to a blog-post or a link to a certain Google-query. You've probably done this many timessent around URLs like this occasionally.) This feature comes at the expense of performance, because Server.Transfer can't be used for such invocations, and Response.Redirect requires an extra round-trip (see FIXME for a backgrounder). Using perma-URLs for uniquely identifying forms for particular domain objects requires some modifications to the generated defaults, however.
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