Human Tech Tree
Researched2004-2012 · Digital Age (1990 – 2015)

Civilization / Society, Economy & Law

Social Media & Algorithmic Feeds

Facebook (2004), YouTube, Twitter and Instagram built feeds of posts from friends and strangers; Facebook reached one billion monthly users in October 2012.

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Facebook launched in February 2004, introduced its News Feed in 2006 and the Like button on 9 February 2009; the order of stories is set by a ranking algorithm (EdgeRank). With smartphones from 2007 the feeds went everywhere, and the same platforms later became the focus of debates about disinformation and regulation.

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