Several weeks ago, a developer sent a video as part of his TUAW product pitch. The app itself was interesting enough but I was blown away by the video's music. It was smart, it was contemporary, and it had excellent production values.
So I started to google to find out more about this music and discovered Tim McMorris and Audio Jungle. I've written in the distant past about purchasing royalty-free tracks for use in products and videos, but back then it was an expensive option with limited vendors. The track I fell in love with (Give Our Dreams Their Wings to Fly) cost just $14 to license in a video.
That's an amazingly reasonable price for nearly any software dev