[ Thanks to Dolores Parker for this link.
]
“Before Vim 7.0 was released last May, I usually had six or
seven xterms or Konsole windows open, each with a single Vim
session in which I was editing a single file. This takes up a lot
of screen space, and isn’t very efficient. With Vim 7.0, users now
have the option of using tabs within Vim. With Vim’s tab features
you can consolidate all your sessions into one window and move
between files more easily.“If you’re using an version of Vim older than 7.0, you won’t
have access to this feature. By now, though, most distros have
moved to Vim 7.0, so if you’re using a recent release you should be
OK…”