10Social Hacking
A social network is an online community linked together by an e‐commerce site such as http://LinkedIn.com, http://Twitter.com, and http://Facebook.com. It provides Web 2.0 services whereby users are the product, rather than the e‐commerce site, itself. Web 1.0 was one‐way, almost like television. But Web 2.0 introduced the two‐way web, whereby information in the form of text, sounds, pictures, and videos flows to the cloud where it is reflected back to the social network in total, or to authorized followers of individual users. Social networks are the twenty‐first century version of the community center, place of worship, auditorium, stadium, and live theater of the twentieth century. They are where virtual communities form and interact.
The basic unit of communication in a social network is the meme, defined loosely as, “an idea, behavior, or style that spreads from person to person within a culture – often with the aim of conveying a particular phenomenon, theme, or meaning represented by the meme.”1 A meme may be expressed by text, image, ...
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