joy of text
Editor with scripting language, security features & system interfaces.
...It's command-driven UI requires no mode switching and hence requires fewer keystrokes to get a typical job done. It is particularly useful for checking and cross-referencing between several source, intermediate and output files - a common requirement for CAD work.
But jot's usefulness doesn't stop there. It's sophisticated search features can, for example, be used for interactive data mining or automating the extraction of numerical and textual data and reports from arrays of large text files.
It's adaptable user interface, can be programmed to emulate emacs , vi UIs or mouse-driven systems - but who would want to do a thing like that? ...