![]() Female voices, as well as other accents and languages, only came along later. At first, most of the voices available then were American and male, which didn’t represent the diversity of Augmented and Alternative Communication (AAC) users. As a result, they were mostly only used by adults and teenagers who had already acquired language. For decades, these devices were expensive, and were mostly used for communication, and not for language development. ![]() Speech-generating devices have been around since the late 1970s.
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