In the 1960’s, TTY was first introduced. At the time, it was revolutionary. People who were deaf, hard of hearing, deaf-blind, or had a speech disability could finally communicate with friends, family and 911 operators – either directly in a TTY-to-TTY session, or indirectly through a telecommunications relay service (TRS) provider as a result of technological deployments in the 1970s and 1980s. Since then, although technological innovation in communications has been exponential, in 2017, people with hearing loss and speech disabilities are still communicating with a TTY or via text messaging.
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