The details on the bottom of the star destroyer and death star are more defined and endor looks crisper.
How bad is the noise, distortion etc. compared to thx sets, from the point of view of how much more extra work it entails?
I guess you almost have to similate thx mastering with the software you have.
How advanced was the thx mastering back then ?
I suppose by today's digital standards it's quite primitive compared to some of the software available to people today.