Edward Snowden, appearing by a telepresence robot at TED2014 speaks about surveillance and Internet freedom. In the summer of 2013 The Guardian published a series of leaked documents about the American National Security Agency (NSA), starting with an article about a secret court order demanding American phone records from Verizon, followed by an article on the NSA's top-secret Prism program, said to be accessing user data from Google, Apple and Facebook. His leaks continue to have a lasting impact on the American public's view of the government, and but has also raised the hopes for both open government and individual privacy — a Magna Carta for the Internet.

Hear his views and download it so that you can show it to your grandchildren one day.