"Eighty-Four" refers to the year 1984, which is famously associated with the dystopian novel "Nineteen Eighty-Four" by George Orwell. The book depicts a totalitarian regime that uses surveillance, propaganda, and censorship to control its citizens. It explores themes of individuality, freedom, and the dangers of oppressive governments. The novel introduces concepts like "Big Brother," a figure representing the state's constant watch over people, and "Newspeak," a language designed to limit freedom of thought. "Nineteen Eighty-Four" has had a significant impact on literature and popular culture, influencing discussions about privacy, government power, and personal autonomy.