Free software from m-audio
https://www.m-audio.com/account/products
VIP 3
6022-6002-3654-0880-1180-8857-6724-75
Free with m-audio but the version downloaded from m-audio.com had a bug, kept crashing, sound clipped. I had to download this: https://getsatisfaction.com/airmusictech/topics/mini-grand-and-structure-10-osx-updates
the secnd "DOWNLOAD NOW" was a ~600 MB installer from AIR for Mini Grand.
That was the "Official Response" from Simon Bangs here:
https://getsatisfaction.com/airmusictech/topics/mini-grand-no-proper-sound-just-short-clicks