Speculative execution is a term applied to the execution of code that you may not need the results of. With the abundance of spare processing power on servers these days (and workstations for that matter), you can easily make an application be far more responsive to the user or make processing tasks on a server application quicker.

I’ve been making use of Roger Alsing’s Async Fork for a few months as an alternative to the “for testing purposes only” Microsoft Parallel Extensions. With the release of C# 4.0 on the horizon, I decided to modify the internal workings of the Fork class to make use of the parallel extensions, which would result in very few modifications to my existing code. My reason for the modifications are to take advantage of the inner working of parallels extensions. Here is the modified version of the Fork class:     public class Fork    ...