You should read the original waterfall pater. it describes agile paper describes waterfall on the first page then goes on to say it does not work “waterfall is the optimal way, but it does not work” [[blog/video-the-art-of-destroying-software-greg-young.md|Video_ The art of destroying software - Greg Young]] ![[./resources/paper-waterfall-winston-royce.resources/royce1970.pdf]]