This text promotes a Radiolab episode focused on the history of speech-to-text technology. The episode explores the journey of making spoken words visible, highlighting the efforts of various individuals. It emphasizes how easy speech-to-text conversion is today, yet how it was once a formidable challenge. The text hints at the role of unexpected groups, like protestors and office workers, in advancing this technology. It also indicates the episode will explore the initial attempts and the eventual breakthrough. The text encourages listeners to sign up for a newsletter for additional content and interaction. It also promotes listener support through membership programs to sustain the show. The show's social media handles and email address are provided for audience engagement. Finally, the text acknowledges the financial support provided by various foundations for the show's science programming.