The YouTube video John mentions during the talk can be found at https://youtu.be/RZR4vC_SLXc>
You'll find the video mentioned in the talk at: https://www.youtube.com/watch?v=xfyGARagrPM>
p> The video shown at the beginning of the interview is available a href="https://vimeo.com/231808360" target="_blank">here/a> /p>
p>You can watch the Alpha video that Jon mentions here: a href="https://youtu.be/fViYK_Xb3Wg" target="_blank" data-saferedirecturl="https://www.google.com/url?hl=en-GB&q=https://youtu.be/fViYK_Xb3Wg&source=gmail&ust=1536070517707000&usg=AFQjCNGK4jOUJKLOZC-O49Au00GJ3NJU1Q">https://youtu.be/fViYK_Xb3Wg/a> /p>