> Greenfield, absolutely design up front you lucky devils, but iterative is the way otherwise. That only works for greenfield projects where you have extensive

> Greenfield, absolutely design up front you lucky devils, but iterative is the way otherwise. That only works for greenfield projects where you have extensive experience with everything that is going to be used on that project. For all others you still learn as you go and all plans and designs need to be revalidated and updated multiple times.