At Mashup Camp last week each attendee was given one wooden nickel with which to vote for their favorite mashup. Then on both days there was a "Speed Geeking" session during which attendees rotated through the Great Hall getting 5 minute demos from each of the 20+ mashup contestants.
At Google I/O, the developer conference in San Francisco taking place this week, the search giant announced a Siri-like service, Google Now. Users can ask questions and get answers directly in what they call "smart cards." Those cards, with flight delays and sports scores, update automatically. And you'd better believe that within each of these cards is an API call.