A Plea for Lean Software An Essay by Niklaus Wirth cr.yp.to Software's girth has surpassed its functionality, largely because hardware advances make this possible. The way to streamline software lies in disciplined methodologies and a return to the essentials. Measured by the number of its featuresEssential vs. nice to haveDependence is more profitable than educationThe most rewarding iterationsNever enough time A grossly obese set of requirementsFeatures and complexity softwareperformancefunction
251. Different Chairs Problem People are different sizes; they sit in different ways. And yet there is a tendency in modern times to make all chairs alike. Solution Never furnish any place with chairs that are identically the same. Choose a variety of different chairs, some big, some small, some softer than others, some rockers, some very old, some new, with arms, without arms, some wicker, some wood, some cloth. Christopher Alexander, Murray Silverstein & Sara Ishikawa, A Pattern Language Drawing pictures of citiesAn index of the shifting patterns furniture