Windows Phone Unplugged - How to Detect the Zune Software

This post covers a little trick Rene Schulte's Pictures Lab app uses to detect if the Zune software is running when the device is connected to the PC. This is important because the device's media Hubs can't be accessed when the device is connected and the Zune software is running. The same is true for the media APIs (PhotoChooser, MediaLibrary, ...).