Jeff Wilson of Elutian Technology with some assistance from Aaron Jensen (codebetter.com/blogs/aaron.jensen) discusses Context Specification Testing with a look at MSpec.
Note: There is a gap at approximately 39 minutes (38:58) as I changed cameras.
I recorded this video using a Flip Mino HD camera. I added a title, normalized and set the audio to 200% using Apple's iMovie '08. Then, I exported it using the Medium setting (640x360). My goal was to get the video available as soon as possible. I may go back and add the full HD video later.