Shit! It's evolving by fruitfly 2012-09-01T19:14:00
audio verison did not work for me for the same reasons others have complained about. Maybe this http://stackoverflow.com/questions/5529754/java-io-ioexception-mark-reset-not-supported will help to fix that ;).
Overall nice game - reminds me a lot of the old doom times. Did you also write the raytracer within the 48h? If so this is really astonishing!!! Btw: where is the source? ;)