Do you even know what medical transcription involves, Kalista? It's not simple enough to use the relay system. And so many people don't like to use relay or don't understand how to use relay no matter how many times we explain to them how to use relay. It's not very effective.
sound voice translate into text message. Like cart (shorthand) automacilly into text message. I have one at my work, when the staff meeting - they talked voice on the microphone. It translate into text message on the screen.