Editing Stephen Wolfram (section)

=== Wolfram Alpha computational knowledge engine ===
{{Main|Wolfram Alpha}}

In March 2009, Wolfram announced Wolfram Alpha, an [[answer engine]]. Wolfram Alpha launched in May 2009,<ref>{{cite journal |url=http://blog.wolfram.com/2009/03/05/wolframalpha-is-coming/ |title=Wolfram&#124;Alpha Is Coming! |last=Wolfram |first=Stephen |date=5 March 2009 |journal=Wolfram Blog|access-date=9 March 2009}}</ref> and a paid-for version with extra features launched in February 2012 that was met with criticism for its high price, which later dropped from $50 to $2.<ref>{{Cite magazine |last=Sorrel |first=Charlie |title=Wolfram Alpha for iPhone Drops from $50 to $2 |language=en-US |magazine=Wired |url=https://www.wired.com/2010/04/wolfram-alpha-for-iphone-drops-from-50-to-2/ |access-date=2022-10-17 |issn=1059-1028}}</ref><ref>{{cite web|url=http://blog.wolframalpha.com/2012/02/08/announcing-wolframalpha-pro | work=Wolfram{{!}}Alpha blog|title=Announcing Wolfram{{!}}Alpha Pro|access-date=7 April 2012}}</ref> The engine is based on [[natural language processing]] and a large library of rules-based algorithms. The [[application programming interface]] allows other applications to extend and enhance Wolfram Alpha.<ref>
{{cite news |url=https://www.theguardian.com/technology/2009/mar/09/search-engine-google |title=British search engine 'could rival Google' |last=Johnson |first=Bobbie |date=9 March 2009 |work=[[The Guardian]] |access-date=9 March 2009}}</ref> <!---- Wolfram presented a talk at the [[TED (conference)|TED]] conference in 2010,
<ref>{{Cite journal|first=Steven|last=Levy|publisher=WIRED|title=TED 2010: How to Ace a TED Talk|url=https://www.wired.com/epicenter/2010/02/ted-2010-how-to-ace-a-ted-talk/|date=12 February 2010}}</ref>
<ref>{{Cite journal|title=Stephen Wolfram: Computing a theory of everything|publisher=TED|url=http://www.ted.com/talks/stephen_wolfram_computing_a_theory_of_everything.html|date=February 2010}}</ref> and he was named Speaker of the Event for his 2012 talk at [[SXSW]].
<ref>{{Cite web|title=SXSW Award Winners 2012|url=http://sxsw.com/interactive/awards/winners|access-date=16 May 2012}}</ref> ---->