IIRC, the 2.0 track still had some hard LR directional panning in the dialog that was distracting even without surround processing enabled.
If I had the time and the Criterion, I would attempt to remux the Criterion mono track with the Kino's video track, but getting the sync correct would be a...
Watching this now. The video is immaculate, but unfortunately, I agree with the complaints about the audio. The 2.0 track not properly encoded and has a ton of rear echo when ProLogic is applied. The 5.1 track is better, but it has a lot jarring dialog panning. I wish the original mono track...