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posted Feb 3, 2011, 5:26 PM by Eddie Woo   [ updated Feb 5, 2011, 12:50 AM ]
Gutenberg's printing press changed the way we convey information because it made mass replication (and therefore distribution) of data possible in a new way.
Multimedia systems have revolutionised communication in a similar way in modern times. 
Explain the ways in which both information technologies revolutionised communication, including a description of the positive and negative opportunities introduced by each.