Google had a lot to say during Wednesday's Google I/O keynote - so would you, if you had three-and-a-half hours to fill. And while new features in voice-powered search functionality, Google Maps, and other pronouncements from the search giant were certainly eye-catching, just how much of what was said at this week's developer conference should make iOS device owners sit up and take notice?Related StoriesDell replays Windows 8 blame card as PC sales slideReport: Yahoo board approves deal to buy Tumblr for $1.1B
