Livin' the pseudoterminal life!
(Image of a real DEC VT100 at the Living Computer Museum by Json Scott. (wikimedia.org))
I’ve got more to say here. Possible topics:
The madness of terminfo
tmux, the terminal multiplexer.
Oh, and if you’ve never seen a real teleprinter in action (or APL, for that matter), check out this wonderful video:
APL demonstration 1975 (youtube.com) by Professor Bob Spence, Imperial College London.