App in progress: the icon

Icon design is overlooked by a lot of developers.  Eventually, your code is complete and you realize that one of the few steps left before submission to the App Store is an icon.  There's a tendency to blow past that portion of your app's user experience.  The thing is, nice icons beckon your touch.

The new app's icon is shown above.  I experimented with about 20 different ideas before settling on this one.