With the Audio Instrument, you can "repitch" up to 6 audio channels.
With this feature, you can catch "live" audio material (rubbed chords, scratched chords, ..), and repitch it according to the Score or the Translator
These six audio channels are mixed before to go on the global mixer. A VSTe can be plugged on this pre-mixer (chorus, ...).
This feature is not yet stable.