some central pieces to the day: https://en.wikipedia.org/wiki/Computer_terminal#Dumb_terminals https://en.wikipedia.org/wiki/Computer_terminal#Dumb_termina...

some central pieces to the day: https://en.wikipedia.org/wiki/Computer_terminal#Dumb_terminals https://en.wikipedia.org/wiki/Computer_terminal#Dumb_termina... https://en.wikipedia.org/wiki/Acoustic_coupler https://en.wikipedia.org/wiki/Acoustic_coupler https://en.wikipedia.org/wiki/Serial_Line_Internet_Protocol https://en.wikipedia.org/wiki/Serial_Line_Internet_Protocol https://en.wikipedia.org/wiki/Doors_(computing) https://en.wikipedia.org/wiki/Doors_(computing) https://en.wikipedia.org/wiki/BBS_door https://en.wikipedia.org/wiki/BBS_door https://en.wikipedia.org/wiki/Whiz_Kids_(TV_series) https://en.wikipedia.org/wiki/Whiz_Kids_(TV_series) https://en.wikipedia.org/wiki/Phreaking https://en.wikipedia.org/wiki/Phreaking https://en.wikipedia.org/wiki/Phreaking_box https://en.wikipedia.org/wiki/Phreaking_box