The original lost your audio driver settings every time you switched sample counts. Drpatje added a system. One click, and your RME or Focusrite settings are locked in. He also fixed the bug where instrument banks would "forget" their MIDI channel assignments—a lifesaver for live performance.
Additionally, drpatje fixed the infamous “GigaPulse crash on preset change” and patched the iMIDI engine to properly handle CC#11 expression on sustain pedal releases. tascam gigastudio 3 by drpatje better
For more information on the capabilities of the original software, you can look at technical documents from that era, such as Tascam's GigaStudio 3 brochure . The original lost your audio driver settings every