Agile Values: Responding to Change Over Following a Plan
The interesting thing about big upfront design is the gall it takes to even begin to believe that all can be known at the beginning of a complex endeavor. This harkens back to some of my earlier posts, including Software Development is Communication, where I argue that those in charge of software development decisions (like team size, composition, physical location, etc.) have no clue about software development. Software development is most often a complex undertaking.