Google continues to churn out releases to its platform-as-a-service Google App Engine API. Since the beginning of the year, there have been new releases every 4-6 weeks. The latest is out with focus on bringing parity between its Java and Python releases, a couple of new APIs that allow writing applications that monitor incoming live data and read/write files, and some task queue/cron updates.
In theory the rise of software-defined networking is supposed to give rise to a new class of applications that will give developers more control over, for example, location-based services. In actual practice no one is quite certain how developer will invoke SDN capabilities, but the folks at Hewlett-Packard are anxious to find out.