Working in the Developer Console for Alexa, Audrey worked on ‘hacking’ (or modifying) Alexa’s voice. Through simple commands, it is possible to make the voice whisper, slow down, speed up, or change pitch. It is also possible to change the voice itself, with the opportunity to hear from Ivy, Joanna, Joey, Justin, Kendra, Kimberly, Matthew, Salli. The commands are explained here.