Speakers of African American English have distinct timbre, rhythm, and cadences in their speech. There has long been a lack of these distinct features in TTS. A

Speakers of African American English have distinct timbre, rhythm, and cadences in their speech. There has long been a lack of these distinct features in TTS. Apple appears to have added a “Black voice” (though to be clear, there are speakers of African American English who are not Black) in 2021: https://www.consumerreports.org/digital-assistants/apples-new-siri-voices-resonate-with-some-black-iphone-users-a5978242346/ https://www.consumerreports.org/digital-assistants/apples-ne...