Brings a tear.
Started with this stuff - NetWare 2.11. 'Had Windows 1.0' sitting on one of the volumes for that new fangled GUI 'Excel' Spreadsheet.
NDS / then eDirectory scaled nicely into multi million entries...
GUI on a server? Whats the point if you're just going to brick it up in a recently refurbished comms room for future admins, auditors, "transformation' project teams and archeologists to fret over?
But we grow old, our hair falls out (or goes grey if lucky) and we deal with Foggy Fake Farms. (That's virtualised servers in Data Centres charged out by the photo , email address or whatever, for you young PFY.)
When I were a lad CLI didn't exist, 'cos you don't need an acronym for the only way to do something.
Try to tell that to the young people today, they won't believe you.