Registered: 06/01/98
Posts: 6484
Loc: Ventura CA USA
It doesn't matter whether you have a Mac or a PC. A USB MIDI interface would make a huge difference in how you can work with a MIDI keyboard. Inexpensive but so very useful. Even if you change keyboards a MIDI interface will work with all MIDI keyboards.
A Mac sysex librarian for sending and receiving sysex dumps is http://www.snoize.com/SysExLibrarian/ Then you could try out all those O1W patches in my archive.