There is something to be said for simplicity, especially when it comes to applications that leverage web APIs for mobile devices. Enter Sparrow, an application for the iPhone, that serves as a good example of how a few web APIs can be elegantly implemented for use on a mobile device.
After silently listing prices in its FAQ for a few months, Google has announced plans to charge for high usage of its Google Maps API. The company is making clear policies that have been present for some time. Google Maps went enterprise in 2006 when its Premier Maps was released. Many of the largest sites using Google Maps are already paying. While some may worry about Google charging for what has been free to most developers for six years, most Google Maps sites won't be charged and those that go over will be able to pay for overages in small increments.
Sometimes there's just too much interest in open data. The Greater London Authority has temporarily pulled its feed of the Underground due to "overwhelming demand." The service gave locations of every subway train in the city updating in nearly realtime.