Yeah, if it´s just for personal use then I don´t mind, feel free. I don´t like adding too much text on my wallpapers, but if someone wants to do it for their own enjoyment, I have no problems with it. And nice to hear you liked.
The background is a composite of different renders made with a fractal program called apophysis. Rendered first with it, and then compiled/manipulated in photoshop.