A denial-of-service attack takes down Wikipedia, with users unable to access the encyclopedia in Europe and parts of the Middle East. The Wikimedia Foundation blames a "massive and very broad" distributed denial of service attack.
The Russian Wikipedia goes blank for 24 hours in a protest over legislation before the State Duma that would allow the creation of a unified digital blacklist of all websites containing banned content. [http:--en.rian.ru-society-20120710-174509543.html (RIA Novosti)] (Russian Wikipedia)
American billionaire Louis Bacon wins a judgement in the United Kingdom against Wikipedia, the "Denver Post" and WordPress about disclosure of identities of people who published allegedly defamatory comments although the judgement does not apply in the United States.
IBM's Watson artificial intelligence program wins on the U.S. quiz show "Jeopardy!", defeating Brad Rutter and Ken Jennings, the series' most successful contestants. [https:--www.pcmag.com-article2-0,2817,2380489,00.asp?kc=PCRSS03069TX1K0001121 (PC Mag)] "Watson" used Wikipedia, among other sources, as its knowledge base. "[https:--web.archive.org-web-20121021042319-http:--www.vancouversun.com-entertainment-Watson+computer+Ottawa+roots-4290481-story.html (The Vancouver Sun)]" "[https:--www.npr.org-2011-02-11-133686004-IBM-Computer-Faces-Off-Against-Jeopardy-Champs (NPR)]" "[http:--www.ibm.com-ibm100-us-en-icons-watson- (IBM)]"