Satya Nadella Delivers Opening Keynote
In This Photo: Joe Belfiore
Joe Belfiore, corporate vice president and manager for Windows Phone, announces Cortana, a new digital personal assistant function for Windows phones, during the keynote address at the 2014 Microsoft Build developer conference on April 2, 2014 in San Francisco, California. The 2014 Microsoft Build developer conference runs through April 4.
(April 1, 2014 - Source: Justin Sullivan/Getty Images North America) more pics from this album »
Show Joe Belfiore With: