SamuraiFrog points this out: a very well-made trailer for the movie TRON, the original 1982 classic, using only footage from the movie but edited in the style of trailers these days:
Compare with the actual original trailer from 1982:
Trailers have sure come a long way, haven’t they?
Trailers have come a long way, but it's also become so normal to hear ominous-sounding music and phrases that desensitize the viewer.
In its time, the TRON trailer managed to convey some of the quirkiness of the Electronic World.
On another note, I always thought the solar sailer was visually good but made absolutely zero sense considering that computer innards get even less sunlight than computer nerds.