i did like this soundtrack, the original was privated but the dubstep can still be downloaded.
DISCLAIMER: this isn't the original video, i made this one for curiosity sake.
The original download - http://www.mediafire.com/download/ued8d6vrjg7xx9s/GLaDOS+Portal+Dubstep.mp3
The original video - https://web.archive.org/web/20120618152515/http://www.youtube.com/watch?v=65B1VzW6aYY
The Original Creator - https://www.youtube.com/user/PwninZombies
The Image that made me find this soundtrack - http://mistressshadowsdark.deviantart.com/art/DJ-PON3-feat-Dave-Strider-309646649
