Social media has colonised the world but is it really a new phenomenon? Tom Holland and Dominic Sandbrook debate the effects of technical innovations from the printing press to Twitter. Do they really make a difference? Or was Swift right when he said: “It is the folly of too many, to mistake the echo of a London coffee-house for the voice of the kingdom.” Learn more about your ad choices. Visit podcastchoices.com/adchoices