In this bonus episode, we’ll talk about CAPTCHA, try to decipher an audio version, and hear from listeners about their views.

You can now leave a voice message for the podcast on our website knowable.me/podcast - tell us about your experiences with CAPTCHA or any other everyday experiences with everyday things.

Subscribe, rate and review! If you’d like to contribute to the podcast, checkout @knowable.me on Instagram or join the Knowable.Me community on Facebook. You can also visit knowable.me/podcast for a transcript of this episode.

Buy Kelly a coffee…

A Brief History of CAPTCHA