Ars Technica: "Over the past ten years, the smartphone has gone from a large, belt-holstered badge of geekiness to a mass-market mobile computing platform. In the mid-'90s, PDAs were being paired with mobile phones for the ultimate in mobile connectivity. Early examples included the IBM Simon and the Nokia Communicator. At the beginning of the last decade, these devices became more sophisticated as cellular data technologies, mobile processors, and touchscreen displays matured.
In this photo gallery, we survey the last ten years or so of smartphone history with a look at two important smartphones from each year."