Well, the Prototype Audio Controller lasted about a year before it started experiencing issues that eventually resulted in overall failure.
(https://savagecircuits.com/wp-content/uploads/1998/08/Prototype_Audio_Controller_Main_Board_01.jpg)
CLICK HERE TO GO TO THIS PROJECT ON THE SAVAGE///CIRCUITS WEBSITE (https://savagecircuits.com/prototype-audio-controller-main-board/)