I'm not sure if this is practical advice, but the Vi editor has lived on since 1976 in Vim (1991), NeoVim (2014), and even emacs (via Spacemacs, 2015). I doubt

I'm not sure if this is practical advice, but the Vi editor has lived on since 1976 in Vim (1991), NeoVim (2014), and even emacs (via Spacemacs, 2015). I doubt anywhere would hire someone based on their Vi/Vim competency, but it's undeniable that it's a tool which has only grown in influence over time.