I was annoyed recently when a Vim theme I like[1] only used the standard 16 ANSI colors in 256-color terminals (like Apples' Terminal.app which does not support true/24-bit colors). But there are advantages.
Joe "begriffs" Nelson's tips on using Vim.
some nice vim tips
How to quickly edit SVG figures in Inkscape (using a custom Xlib-based shortcut manager) and insert the results in a LaTeX document. Gilles Castel is a note-taking wizard.
Inspiring overview of how to take real-time notes in LaTeX using Vim with the Ultisnips plugin.
Steve Losh's tutorial book on Vimscript
After years of using vim I just recently discovered filename-modifiers which make it easy to, for example, quickly edit files with similar names.
Short history of Vim.
See also this recent article ("A Look at Vim, A Text Editor for the Ages"): https://thenewstack.io/a-look-at-vim-a-text-editor-for-the-ages/
Steve Losh's post on why and how he uses vim.
Parody by Chuck Musciano:
"After thinking about that poor wretch who has become addicted to vi, I was inspired to compose the following ditty, sung to the tune of 'Addicted To Love' by Robert Palmer. As you sing this, it may help the effect to imagine a dozen women, all of whom resemble Bill Joy, dressed in black and dancing sinuously."
Good overview of vim's textwidth and formatoptions for automatically (or not) wrapping text.