It is very simple to start and view any text-type document, edit, save. Done. VIM is always one of the first applications I install on a new system deployment. It has become one of my most essential tools to use regularly.

- How fast, ubiquitous, and flexible it is -> It is very lightweight when considering how many features and capabilities it has - Extensible -> via VimScript and even other scripting languages - The huge amount of plugins and passionate community - After learning how to operate it basically, this thing is unbeatable - It is so productive and popular among programmers that most IDEs offer Vim keybindings, and the ones that don't are constantly requested for it to be added

Vim is the best way to edit documents on remote terminals or unix OSes without GUI. It does have shortcuts that let you start editing, make changes and save them. The vim is an old, error free way of handling documents of any type on terminal only OS deployments like the test/production environment. The command is a simple one line with keyboard shortcuts for saving or canceling.