Absent precise language in a contract spelling out contingencies, courts use suchdoctrines as force majeure to decide whether the contract is still valid.
And it has given rise to detailed pedagogical doctrines, such as the Osborn-Parnes Creative Problem Solving Process, which is frequently employed by business consultants.
In order to conform to such an irresponsibly naive, if not Luddite, view, the Air Force has responded to the veto by rewriting its doctrines, mission requirements and budget requests to delete references to the need for such capabilities.