Dune 2 was great, but Dune 1 was even better. It will forever have a warm place in my heart. A completely different game, though.
The documentary is nice, if a bit short. The target is a general audience, so you might not be missing out that much.
the kind of things that only happens to music videos
Also, it's a great intro to the Dune lore...
Probably the first CD-ROM game we owned too. My brother and I had to sneak into my father's office to play it. At the time we were still playing video games on an old Sony MSX from the 80s and we didn't own our own DOS PC until a year or two later.