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Seeing the Invisible
The System behind
the New Internet
The diagram on Figure21.4 seems to conrm the idea that Facebook is all
about user-generated content (UGC). That is, the system works when Internet
users send their content, such as pictures, videos, status updates, and mes-
sages, to Facebook’s Social Network Engine 106 via Network 104. Though
the existence of the content (i.e., the Packaged Payload that encompasses
user-generated and user-derived data on Facebook) is implied, the Control
functionality is not in the picture at all. Where is it, then? Or maybe, it simply
doesn’t exist?
One of the classical problems in representing a si ...