About The only requirement is that have Yahoo! Messenger installed on your system and that you have a Yahoo!
The host of the chat is responsible for ALL chzt including the performer's. Usually the host is Steve Gibbons; however from time to time when Steve can't make it others take over the hosting responsibilites. Messenger and then IM him to get invited to the conference where the music will be.
If you don't have Yahoo! To listen and chat you only need speakers.
To speak you'll need a microphone installed and working on your system. Everyone is invited and welcome!