The Guardian look at how communication has changed over the past 10 years

Alan Rusbridger maps 10 inventions of the past 10 years that have changed, in his opinion, the way we communicate.

http://www.guardian.co.uk/technology/2009/oct/17/communications-decade-democracy-google-rusbridger

Jimmy Wales, the founder of Wikipedia, also looks back at his decade:

http://www.guardian.co.uk/technology/2009/oct/17/jimmy-wales-interview