Siri vs. Cortana: Who Makes the Better Friend?

May 15 (Bloomberg) –- Microsoft recently unveiled Cortana, a personal digital assistant for its Windows phone. In many ways Cortana is just like Apple's Siri, it can make appointments, organize travel and access your apps. But which one would you want to hang out with? Businessweek's Sam Grobart does the hard analysis to find out which artificial intelligence makes the better friend. (Source: Bloomberg)
Mila Kunis Helps Miner Become Top Emerald Producer
24:24 - Gemfields CEO Ian Harebottle discusses the gemstone business with Bloomberg's Pimm Fox on "Taking Stock." (Source: Bloomberg)
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