Good news for users means trouble for developers.
As Apple has demonstrated, one of the dangers of innovating in the smartphone app market is there are no guarantees Apple won't borrow your innovations and bake them into future iOS versions. (To state the obvious, there's nothing stopping Google either.)
We exchanged a few sideways glances here as we watched Apple show off the "read later" feature in iOS 5. It was obviously a direct answer to the Instapaper service. Then there was the camera feature that uses the volume keys as a shutter button, a duplicate of the third-party app Camera+ that Apple blocked from the App Store in 2010. The New York Times has gone deeper...