[ams6110]

There were rudimentary profiles. If you "fingered⁕" someone, you could see the contents of their ~/.plan and ~/.project files, which formed something like a profile.

⁕ FINGER(1)

NAME

     finger – user information lookup program

[lscharen]

Back in the day John Carmack's .plan file was my social media feed.

https://garbagecollected.org/2017/10/24/the-carmack-plan/