For those of you who were quick to register, we thank you for continuing to support our developer initiatives -- this year's I/O is slated to be one of our best yet. For the rest of our developers, we weren’t kidding when we told you we <3 our developers. Starting Wednesday, March 16, we will be launching Last Call for Google I/O: A contest that spans 10 days, 10 developer challenges and 100 chanc