From: John Joyce <dangerwillrobinsondanger@...>
Date: 2007-12-15T08:55:23+09:00
Subject: Re: Work with Audio Files

just dig through the gems.
there should be something that deals with id3 tags at the very minimum.
much of the info should really just be part of the file format anyway.
Implementing your own solution should be easy in Ruby, and a great  
way to improve your Ruby.
I just googled this string
ruby audio files gem

plenty of stuff there to get you started.