Thanks to DrDre inspirational thread - Star Wars GOUT in HD using super resolution algorithm - I thought to do my own upscale - but of the 1997 SE this time; using SuperResolution, some cleaning filters, and a 35mm grain plate added on top to increase the perceived details.
Here you are the comparisons
Gkar Bicubic Vs MagicSR + BasiClean + GrainPlate:
http://screenshotcomparison.com/comparison/125306
http://screenshotcomparison.com/comparison/125307
http://screenshotcomparison.com/comparison/125308
http://screenshotcomparison.com/comparison/125310
http://screenshotcomparison.com/comparison/125311
updated comparisons at post #23
waiting for your feedbacks!