Final answer:
The '1984' Macintosh ad aired during the Super Bowl XVIII on January 22, 1984, and is famous for its innovative approach in advertising.
Step-by-step explanation:
The iconic 1984 Macintosh ad ran during the Super Bowl XVIII on January 22 1984. Directed by Ridley Scott, the Apple advertisement depicted a dystopian future as described in George Orwell's novel 1984 suggesting that the new Macintosh computer would be the instrument to challenge the status quo and prevent such a bleak future. The dramatic ad was a significant moment in advertising and is remembered as a masterful example of how products can be positioned as agents of change.