Embedded video of the forensics slides 

as seen at minute 22:00 here

http://www5.oclc.org/downloads/research/webinars/20120731orwikipedia.mp4

Observe

• The talk page

  • Example: http://en.wikipedia.org/wiki/Talk:Gangnam_Style

• View History

  • Example: http://en.wikipedia.org/w/index.php?title=Gangnam_Style&action=history
• User Pages
  • Example: http://en.wikipedia.org/wiki/User:EzykronHD

• What Links Here

  • Example: http://en.wikipedia.org/wiki/Special:WhatLinksHere/Gangnam_Style

Do

• Using version history, find on which day the Page for Gagnam Style was created, post it in the discussion section. Does this surprise you?
• Find out what links to Gangnam Style, and which article is most surprisingly links to Gagngam Style.