I read about it and tried it out, and I couldn't figure out how to use it. After typing my text, I kept looking for the button to trigger text to speech. But,

I read about it and tried it out, and I couldn't figure out how to use it. After typing my text, I kept looking for the button to trigger text to speech. But, it just dawned on me that the idea is to type something and then show it to the other person. Which works, it just wasn't what I was expecting.