Inspired by this post:

http://news.ycombinator.com/item?id=3063359

You can append a custom formula as a hash tag:

http://www.olegkikin.com/audio/audio.html#(t>>12|t&#...

I love when posts inspire other posts, awesome stuff! Here's my contribution: Math.pow(Math.sin(t * 4),t * 3)

ARGH MY EARS! What the hell?! I wear headphones!