At "JadeJohnson Industries™", we used to have to use text-to-speech variants of our own voices to stand in for voice-actors before they had time to come into the studio; to ensure the integrity of our games's code so we could keep developing them until said performers officially had the time to book a lengthy session either online, or in-studio with us.
Listen to just how different these Giga Street Fighter II - The Final Round beta text to speech voices sounded, and then their final versions:
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