Apple is changing the software business...again. At one point (not that many years ago), you had to order the software and wait for it to come in the mail. Then, you loaded that media into the appropriate drive. Today, the App Store allows individuals to instantly download very specific, niche applications that they can operate with little to no training.
My fear is that the same expectation is being made of enterprise software such as church management systems. As the habits of the consumer changes, software companies will have to adjust. However, I believe there are some fundamental reasons why church management systems will never be plug-and-play: