Smalltalk programs typically consist of many short methods woven together in a pure OO fashion. Thus the focus is more on program structure than actual editing.

Smalltalk programs typically consist of many short methods woven together in a pure OO fashion. Thus the focus is more on program structure than actual editing. This has follow-on effects: refactoring, TDD and patterns are so much easier when the code resides in tiny snippets. It's a whole new world, where the code is 'live' rather than merely contained in static 'dead' text files...