So I realized that my Rainbow Mega wallpaper wasn't exactly the way I wanted it, so I re-did it. It's still not really perfect, but hey, nothing is, right? I think it's a lot sharper, cleaner, and more vivid, plus I changed the way the rainbow colors were laid out/blended into each other. Click on the links underneath the thumbnail for whatever size you need - 6 to choose from. Please post a comment if you like it and/or are using it as your desktop wallpaper.