Puggo - Jar Jar's Yoda said:
I think it's George trying to decide which master to use for the blu-ray release of the OT.
If such is the case, the best official release so far was the 1977, 1980, and 1983 70mm release... ;-)
Anyway, this thread inspired me to start a new thread of my own:
http://originaltrilogy.com/forum/topic.cfm/What-do-you-think-was-the-best-release-of-the-OT-at-the-time-it-came-out/topic/13043/