Think the world of social media is fairly new? Wrong! It actually started way back in 1978, when Ward Christensen created the bulletin board system. Since then, various models of social media have emerged, including AOL 2.0, Napster, Friendster and, more recently, Flickr, Ping and QR Code.
Want to know a little more about the history of social media? Have a watch of this video below.
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