Media And Microcode : Microcode: PowerShell Scripting Tricks: The Joy of using Hashtables with Windows PowerShell
Some more examples of using Hash tables within PowerShell. This is a pretty mind bending list of examples, but you get the power you have by looking at these.
Media And Microcode : Microcode: PowerShell Scripting Tricks: The Joy of using Hashtables with Windows PowerShell