If there are others here who are as confused as I was by this article, what they're referring to is not a "regular" teleprinter or a software TTY as the audienc

If there are others here who are as confused as I was by this article, what they're referring to is not a "regular" teleprinter or a software TTY as the audience on this website might expect, but a teleprinter accessibility device which is also called a TTY: https://en.wikipedia.org/wiki/Telecommunications_device_for_the_deaf https://en.wikipedia.org/wiki/Telecommunications_device_for_...