[Editor's note: Peter rewrote this article after a reader pointed out he over-engineered his original solution. ("What can I say: The code worked -- I just didn't need nearly as much code as I thought ...

The .NET 4.5 Framework introduced the new async/await asynchronous programming model. With ASP.NET MVC 4 comes the application of the async/await model to controller actions. A traditional ASP.NET MVC ...