Is Planning an old idea whose time is up?

In the age of nano attention-spans of people, the tendency and respect for planning things upfront has taken a serious beating. The mainstream logic is to simply “play by the ear” because there are far too many moving parts to be completely accounted for and properly factored-in - and in any case, by the time the plan goes to execution, ground realities would have changed beyond recognition, thereby rendering the plan completely useless by that time. In software development, an inaccurate predictive long-range model such as Waterfall has been replaced by more accurate adaptive short-range Agile methods that solve the line-of-sight problem …more