Attatched a keyfuzz file for usage with MBP.
With the patch in previous comment, one can put the symlink in: /etc/keyfuzz/by-id/usb-Apple_Inc._Apple_Internal_Keyboard___Trackpad-event-kbd
instead of /etc/keyfuzz/eventX (the latter was unreliable in my case).
Attatched a keyfuzz file for usage with MBP.
With the patch in previous comment, one can put the symlink in: by-id/usb- Apple_Inc. _Apple_ Internal_ Keyboard_ __Trackpad- event-kbd
/etc/keyfuzz/
instead of /etc/keyfuzz/eventX (the latter was unreliable in my case).