We were promised flying cars but we got Twitter instead. That's the common complaint against science fiction writers and the visions of the future they presented us in the 20th century. But many sci-fi authors did envision something like the Internet and social media -- and we might be able to learn something about our time from the people who tried to imagine it. Cory Doctorow, Ada Palmer, Jo Walton and Arizona State University professor Ed Finn look at the cyberpunks and their predecessors, and artist Paul St. George talks about why he's fascinated by a Skype-like machine from the Victorian era. Featuring readings by Erik Bergmann.Learn more about your ad choices. Visit megaphone.fm/adchoicesLearn more about your ad choices. Visit megaphone.fm/adchoices