Whoo-hoo! I get to be "that" person. Take a look at the education computer system PLATO. https://en.wikipedia.org/wiki/PLATO_(computer_system)#Innovation https:

Whoo-hoo! I get to be "that" person. Take a look at the education computer system PLATO. https://en.wikipedia.org/wiki/PLATO_(computer_system)#Innovation https://en.wikipedia.org/wiki/PLATO_(computer_system)#Innova... : > Pad (general-purpose computer message board), 1973, the first such, and a few months later, system-defined Notesfiles, precursors to Unix Newsgroups, Digital DECnotes and Lotus Notes. > Talkomatic (text-based) (6-room, 5-persons-per-room real-time chat room), 1973, precursor to Instant Messaging Conferences. Plus, emoticons in the 1970s! http://www.platohistory.org/blog/2012/09/plato-emoticons-revisited.html http://www.platohistory.org/blog/2012/09/plato-emoticons-rev...