Apple never specified what the "S" stands for in iPhone 4S, and it may as well stand for Siri.
At the age of 12, Stephen Wolfram was reading college physics textbooks and toying around with a computer roughly "the size of a large desk. With 8K of 18-bit words of core memory. And programmed with paper tape."
Mathematica creator Stephen Wolfram talks about his quest to search, process and manipulate all knowledge.
Search engine wars are heating up.