Things that have taken less time than Duke Nukem Forever's Development:- The Beatles formed, released every single one of their albums and broke up. During this time they also toured the world several times.
- The United States' entire program to put a man on the moon, from Kennedy's challenge to the landing.
- World War II and the entire Manhattan Project. Yes, even the complete development of the atomic bomb took less time.
- The two Mars rovers, Spirit and Opportunity were proposed, authorized, announced, designed, launched and successfully landed upon Mars where they have been exploring the surface for over 2.5 years
- The Airbus A380 "Super Jumbo" plane was designed, built, tested, and delivered to airlines.
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