Over 5,000 years ago, on an enormous rock face in Russia, people
etched images of animals and hunting scenes, of babbling brooks,
centaurs and mermaids. These were messages that hunters left for their
fellow archers.
Some scientists think this could be the earliest form social
networking. That huge granite outcrop was like our Facebook 'wall',
our Twitter page, our Google+ 'hangout' where we proudly post
photographs of ourselves, our cat, where we 'like' anything from
pizzas to post-modernist literature and chirp away 140-character
tweets for legions of 'followers.'
Then and now, man has remained the same; a social animal, untiring