Lucasfilm invented a lot of the techniques necessary to make Star Wars look that good. Lucas was a driven man - even years later he still wanted it to look better which is why he tinkered with the special editions and why he has made it so hard to get hold of the originals ever since.
I didn’t know The Black Hole was on Disney+ but I’ll be searching it up now. A group of us were totally obsessed with it as kids. I had a Black Hole flask with my school lunchbox.
