The advent of the cloud and web 2.0 technologies is having a significant impact on the way on the way we buy and build applications. The entire field of application development is changing and it is changing beyond all recognition – and it’s happening very quickly.

Consider Apple and the iPhone. The success of the App Store for the iPhone is nothing short of phenomenal. At the time of writing Apple had just reported more than 1 billion downloads in less than a year’s operation – there are over 35,000 applications ready and waiting for iPhone users to access.[....]