CHAPTER 1 INTRODUCTION TO (Windows 2003 server web) AJAX E B
CHAPTER 1 INTRODUCTION TO AJAX E B V N Figure 1-10. Amazon.com Diamond Search To further illustrate the fundamental change of web applications, I will talk about my recent car buying experience. To choose a car, I used the power of the Internet and some specific information sources that rated and compared cars. I used Google to search the car makers for personal experiences and detailed information. Having whittled down my choices to three car makers, I decided to hit the road and visit some dealers. What happened shocked me. All the car dealers rebuffed me because they could not do their half-hour shtick on why I should buy from them. I peppered them with questions that surprised them. It was disappointing, and I was saddened. My wife said, You know, for the car you like, is there another dealer? In fact, there was, and it turned out to be the region s biggest and central dealership. At this dealership, an older gentleman approached us and I again peppered him with questions. His answer was, Ah, you did research. Which car do you want to take for a drive? He did not go into a long spiel but let us control the process, and of course we bought the car. The moral of the story is that the experts on the Internet might be familiar with only certain parameters, but because websites allow these parameters to be compared in an easy-to-use interface, users are more informed. Informed people expect those human experts that they are seeking to have knowledge that goes deeper than their basic parametric comparisons. In other words, car salespeople need to assume that they will have informed clients and therefore must provide some added value to interest a client in purchasing a vehicle. It is more important when building an Ajax application to understand the data being presented and then to design the user interface fitted to the data. In traditional development, it is the other way around. The data is fit to the software because software designers are good at
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