Vi Direct

Most modern systems actually run when you type vi . Vim is backward-compatible with vi but adds features like syntax highlighting, undo branching, and plugin support. Explain how to configure vi (using .exrc or .vimrc )? Show how to use split screens for editing multiple files? Let me know how you'd like to proceed! An introduction to the vi editor - Red Hat

It is guaranteed to be available on any Unix system, making it essential for system administration. Most modern systems actually run when you type vi

Unlike modern word processors (like Notepad), vi is , meaning the keyboard behaves differently depending on the mode you are in. Most modern systems actually run when you type vi