Co-Evolution of Problem and Solution Spaces in Creative Design An Essay by Nigel Cross & Kees Dorst www.researchgate.net Between the two spaces What the prototype tells youSolution to evaluation and back againIn terms which must be alteredPrimitive design
The amount of work not done Simplicity—the art of maximizing the amount of work not done—is essential. Manifesto for Agile Software Development -2000 Lines Of Code simplicity