There have been so many changes since 1997, a couple are bound to slip by unnoticed. Even Puggo's 16mm transfers have turned up variations in the sound mixes that haven't been documented before.
Lucas has been pretending THX 1138 hasn't been altered for ten years now, so he's not about to discuss why Wicket needed demonic blinking eyes this time around. The closing credits for the SE's are still from 1997.