Secondary camera (with OpenCam) *oss
Security camera (various software)
Alarm clock with custom audio files (tibetan bells make a very unobtrusive wakeup sound)
Guitar tuner & general audio recorder
Mp3 player while working in harsh environments
And it stays simless, in airplane mode, after a nice adb session where I uninstall just about everything I can. I could easily live without it, but I'm often glad to have it.
