PubSubHubbub. Say that three times fast. If you're not familiar with PubSubHubbub, it's an extension of the RSS and Atom protocol that allows the feed to push content out when it's updated. That's just the sort of technology we should see from check-in APIs like Foursquare and Gowalla.
APIs tend to go wherever the data is, so with more data than ever showing up in Hadoop, it stands to reason that APIs would soon follow. At the Strata Conference and Hadoop World 2013 event today, Cloudera announced a Cloudera Connect: Innovators program under which developers are invited to build applications that invoke an API that Cloudera in partnership with DataBricks has created for its distribution of Hadoop.
Even in the age where services such as OnStar from General Motors can be used to call for help in the event of an automobile accident, seconds still matter when it comes to major trauma injuries. As part of an effort to save more lives by relaying critical information faster, Rave Mobile Safety and public safety officials from King County, Washington, in cooperation with automotive providers of telematics data such as OnStar, demonstrated how APIs are being used to stream information in real time to the call centers manned by emergency services personnel.