OMG... I just got sucked into a Wikipedia rabbit hole by looking up TTY. Hours!!! https://en.m.wikipedia.org/wiki/Teleprinter https://en.m.wikipedia.org/wiki/T

OMG... I just got sucked into a Wikipedia rabbit hole by looking up TTY. Hours!!! https://en.m.wikipedia.org/wiki/Teleprinter https://en.m.wikipedia.org/wiki/Teleprinter Enjoy.