I do like the addition of details and/or textures though. As long as it still fits within the source design, it's pretty much good to go.
With that said, I took some inspirations from the MangeX pictures, and applied a lighting/shadow and some blur effects to the front elements of my previous screen:
Ah, the amazing things you can find out in GIMP...
If anyone is interested, here's the separated graphics:
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