Here's my effort, I've done nearly a full set (excluding the white background images), I also tried to make the tunnels 'feel' faster and more chunky



I did the obvious thing with the particles and used musical notes

Oh yeah before I forget, here's a youtube video of the alterations on the 80's cartoon theme tune Dungeons & Dragons ->
http://uk.youtube.com/watch?v=VqfPhXXBekcJust extract the zip to C:\Program Files\Steam\steamapps\common\audiosurf\engine\textures\
Unless you have steam installed elsewhere then you know what to do anyway

DON'T FORGET TO MAKE A BACKUP OF THE TEXTURES DIRECTORY! hehe I nearly forgot.