If you did not know, then there was an IBM sound card using four-operator synthesis (actually analogue to YM2151). This has never been widely distributed because it was deemed too expensive. Silpheed and Space Quest 3 were among those who supported it.

Speaking about this, how common are 32 channel MIDIs? The ones listed here are, in fact, all that I have found.

Are alternative player skins planned?

What about the possibility of using the YM2608 core? It was distinguished by the presence of additional SSG and ADPCM (and RHY-channels), and also, as far as I know, a higher-quality DAC. True, I do not know how useful this will be for MIDI.

What I have long wanted to ask... Will there ever be support of CM-64?

As I understand it, MUNT VSTi does not have the ability to save his settings (to the .ini file, or so)? Since when I load it via the VST MIDI driver (as an VST-port synthesizer), then with a subsequent MIDI-host request from any program, his settings are cleared, and accordingly instead of sound, …