Subscribe to the Podcast: http://goo.gl/CemLaj Grey: https://www.youtube.com/user/cgpgrey Brady: https://www.youtube.com/user/numberphile Discussion: http://www.reddit.com/r/CGPGrey/
Grey and Brady discuss: a hypothetical experiment, the Hello Internet YouTube channel crosses 100,000 subscribers, celebrity news corner, The Great British Bake Off, listener photos, Brady fights the machine, and YouTube heroes.