'The coolest entrepreneur we've seen in the den'To play this video you need to enable JavaScript in your browser.This video can not be played'The coolest entrepreneur we've seen in the den'CloseWatch the full episode on BBC iPlayer.SubsectionBusinessPublished4 AugustShareclose panelShare pageCopy linkAbout sharingRelated topicsEntrepreneurshipFollow Entrepreneurshipclose panelYou are now following EntrepreneurshipUpdates from your News topics will appear in My News and in a collection on the News homepage.Read description