KAWAI-K4 is an application that allows one to save patch setting files from a Kawai K4 keyboard as a Macintosh file via a MIDI connection. This program is a simple patch librarian and comes with a number of banks of Kawai K4 public domain patches. The software is free to use and copy. For those interested in writing MIDI software the complete source code is available for $20. The source code is a good example of a simple Object-Oriented MIDI program. It is written with Think C 4.0 and uses the Think Class Library.