1. An electronic music instrument, comprising an input receiving at least one note event from an input device having a plurality of input elements that generate the at least one note event when activated, wherein the at least one note event includes at least one of a sounding note event operative to cause output of a played note or a non-sounding control event operative to cause a change in a parameter of instrument software; a software module comprising: at least one instrument plugin defining sounding note events and non-sounding control events, and at least one play assistant module; wherein the software module uses the at least one instrument plugin for at least one of the group comprising excluding the non-sounding control events from being processed by play assistant functions and excluding play assistant functions generating control events.