Free update for Opusmodus 1.3. users. It includes a support for a second screen and multi voice snippets. The new UNFOLD system opens up a whole new set of possibilities for the composer using OPUSMODUS. Additional library directory: 'Def-Instrument-Sets'.    New functions: DEF-INSTRUMENT-SETS Use this function to define the instrument-sets with a given name. With named instrument-sets a composer can customise OPUSMODUS to reflect MIDI synthesisers or samplers whi