SI316: Social Feeds

Feeds and Polics October 13, 2016 Class notes • Exams are closed book except that you may prepare and bring to class one 8 1/2 x 11" sheet of notes (typed or handwrien) to consult during the exam. You may use this sheet and a pencil to take the exam. No other aids may be used. You must turn in the sheet of notes with your exam. • Makeup exam Monday 10/24

Is selective exposure on Facebook driven by the algorithm or personal choices? hp://bit.ly/algorithmic-bias Discussion communies • Typically discussing a topic, oen a narrow topic • Main producon is posng a news story from another source (some original creaon) and COMMENTING • Oen have sociotechnical architectures. Commenng History Timeline

• First came E-mail in ARPANET, 1971. • Listservers, invented in 1975. • Usenet invented in 1979 • First emocon, “ -) ”, invented in 1979. • Improved graphical user interfaces, late 1980s. • Bullen Boards appeared roughly at same me. • Moderated newsgroups introduced on Usenet in 1984. • First widely recognized non-technical online community, WELL established in 1985. • Internet Relay Chat (IRC) developed in 1988. • Instant messaging, ICQ, invented in 1996. • World Wide Web released in 1991. ListServs BBS Late 1970s – mid 1990s Started in the 1978 blizzard by Ward Christensen Replaced by AOL.com mostly Run by hobbyists, over local phone lines Inially on the emergent Internet – telnet and MUDs First one was in 1975 Zork was the ﬁrst popular MUD on ARPANet – 1977 Mostly game based, but some were social Graphical MUDs ﬁrst released in the mid-1980s Led to popular MMOs like Everquest and Lineage Internet Relay Chat Created in 1988 to replace a BBS that was going obsolete.

Finnish. Meh.

Origin of hashtag.

TRY IT OUT:

Mibbit.com Slashnet server #si429 Usenet Created in 1979 as a reacon to ARPAnet Origin of many current terms: spam, troll, ﬂame, spoof, ﬂood

Usenet

Usenet USENET LIVES! But… The Web really upped the game in online communies

1985 – present Silicon Valley based, so early experience for lots of luminaries Founders of the EFF met here Howard Rheingold Late 1990s Web 2.0 / social media emerges