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"We are not shipping until we have something more revolutionary than evolutionary," says Bing's Stefan Weitz about a personal assistant feature.
A new video appears to show off Microsoft's coming personal digital assistant, code-named Cortana, but doesn't reveal its "speaking voice."
Inspired by the voice in Master Chief's ear, Cortana is a forthcoming voice control system for Windows, Windows Phone and Xbox One.
A rival-in-waiting to personal assistant technology from Apple and Google, Cortana will be integrated into all flavors of Windows in the future.
"After many years of investment by the Bing team, our search quality is generally just as good as anyone else, if not better," says Harry Shum, head of Bing R&D.
The Yahoo CEO compared today's state of search to physics in the 1600s. "There's miles to go before you get to quantum physics," she said. But Yahoo doesn't have 250 years to figure out how to master search.
The search engine adds social media shortcuts to its people search results.
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