GOOGLE CAFFEINE

Unlike previous updates to Google's search engine, Caffeine was a revamp of the search engine's architecture. Rather than simply introducing new changes within the current system, Google opted to completely retool the search engine with a goal of achieving greater speed, better indexing a more relevant search results.

Why didn't Google just add the components of Caffeine to the existing state of the search engine? Well, you can think of it as putting oil in your car. You can just add a new quart when you are low, but every once in a while, you need to change out the oil completely to keep everything running smooth.

Computer programs that receive frequent updates aren't too different. Each update might offer a new feature or even increase performance, but as time goes on, the whole of the parts becomes more disorganized. By starting with a clean slate, Google can implement the latest technologies in an organized fashion in order to achieve the best results. Unlike previous updates to Google's search engine, Caffeine was a revamp of the search engine's architecture. Rather than simply introducing new changes within the current system, Google opted to completely retool the search engine with a goal of achieving greater speed, better indexing a more relevant search results.