3) is usually the only way to go if something has a little bit of history and complexity. It’s almost impossible to capture all features and uses of a system co

3) is usually the only way to go if something has a little bit of history and complexity. It’s almost impossible to capture all features and uses of a system completely and then deliver something that does all of these things. Much better to work in small increments which can be understood. It may take longer and feel less heroic but at least you always have something that works.