All those overlapping branches, of all sizes, backed by those gorgeous leaves, plus your crisp focus, makes for a very cool wallpaper, but i think I'll place it on a black field to 1) make it pop, and 2) keep my icons from disappearing in the details. Diggin' it.
If you've ever wanted to make a difference but found it hard to believe that one person could... check out the Kiva Team Caedes discussion thread and discover that anything is possible.