Vim is one of the most popular text editors out there, so it is definitely worth taking time to learn how to use it. If the only things you learn how to do with the ubiquitous Vi(m) command-line text editor are to open a file, enter and edit some text, save the edited files, and exit the program, you will be much better off for it.
Circumstances where you will find it extremely convenient to know Vim nearly always involve tasks running remote shell operations. If you regularly use secure shell:
