Five questions for Google to answer at its big I/O conference

Google’s I/O developer conference starts Wednesday and some big announcements are expected during the opening two-hour keynote, likely around virtual reality, Android and the Internet of Things.In a change of pace, the show is being held outdoors at the Shoreline Amphitheater in Mountain View, California, and Google has advised the press to pack sunscreen along with laptops and mobile devices. Here are five questions I want company executives to answer during the course of this year's keyn