Gimp tutorial on how to make a youtube 2.0 channel background.
link to the template used:
http://gimptricks.deviantart.com/art/youtube-2-0-channel-template-141570763
(make sure you click on the download link to the left!!!)
link to how to get script-fu:
Tools and techniques used:
Gimp gradient tool, Gimp paths tool, Gimp pen tool, Gimp rectangle select tool, marque tool, gimp eraser tool.
Guides in gimp, alpha to selection, merge down in gimp, Gaussian blur in Gimp.
Script-fu, layer effects, layer styles in gimp, bevel and emboss.