And frankly, I'm just thrilled as heck that customers like the icon so much that they want it for their wallpaper. We think it's pretty slick too. And if you'll be at tech-ed next week, stop by the exchange cabana and you might see some more... :)
Mats - I don't have the source files at home with me, and I'm traveling all next week. Ping me at kclemson at microsoft dot com and remind me at some point, and I'll create it when I get back.