I do a lot of sharing while at work, and keep my shared directory relatively tidy. Were I to share more, without the threat of my employer cracking down on potential copyright infringement issues, I might try more file sharing applications.

I've used Lime Wire with some success (sharing more than audio files), but frequently have firewall-related transfer problems. These problems are not as much a hindrance in Audiogalaxy.

After this article, I might be giving Morpheus a try.