Another demo i always remember from the 90s is The Fulcrum by Matrix: https://www.youtube.com/watch?v=7jDzPZZaTLY https://www.youtube.com/watch?v=7jDzPZZaTLY I

Another demo i always remember from the 90s is The Fulcrum by Matrix: https://www.youtube.com/watch?v=7jDzPZZaTLY https://www.youtube.com/watch?v=7jDzPZZaTLY It was released a bit later (1998) but for its time it has some very impressive lighting effects.