Tim, I'm just starting to have a look at this but for a start off is this not a little tautological ? " 4.34. More on Instruments Instruments are just ordinary plugins which happen to implement the necessary interfaces to be played as an instrument." Andy C ---------------------------------------------------------------------- Generalized Music Plugin Interface (GMPI) public discussion list Participation in this list is contingent upon your abiding by the following rules: Please stay on topic. You are responsible for your own words. Please respect your fellow subscribers. Please do not redistribute anyone else's words without their permission. Archive: //www.freelists.org/archives/gmpi Email gmpi-request@xxxxxxxxxxxxx w/ subject "unsubscribe" to unsubscribe