The climax of Fahrenheit 451 is when Beatty tries to burn Montag's house down and he turns a flamethrower on him. Montag is a fireman. In his world, that means that he sets fires instead of putting them out. Houses are fireproof, and Montag and the other firemen burn people's books.
Fire = Technology
Fire. Fire is an interesting symbol in Fahrenheit 451 because it symbolizes two different things. Through the firemen, who burn books and wear the number "451" on their helmets, fire symbolizes destruction.
Yet at the same time, Clarisse reminds Montag of candle-light, and so fire, when controlled, symbolizes the flickering of self-awareness and knowledge.
Budget increase for Technology
Budget decrease for Defense
Their symbolism will be their downfall.
Think mirror.