Key Microsoft Engineer Defects to Rival Google

 Blaise Aguera y Arcas, an engineer and imagery expert who played a key role in development of Microsoft's Bing, has left the company for rival Google, according to a New York Times report. At Microsoft, Aguera y Arcas focused on augmented reality, mapping, wearable computing and natural user interfaces, and was an architect of Bing Maps and Bing Mobile. He was named a Distinguished Engineer in 2011 and oversaw development of Photosynth, a 3D panorama photo app.

At Google, Aguera y Arcas will focus on machine learning, sources told The Times. CNET has contacted Google and Microsoft for comment and will update this report when they learn more.