Jeff Jarvis makes hundreds, if not thousands of great points in his book “What Would Google Do?”
Perhaps the most relevant point is about building a platform that others can build upon. It is what has created the seemingly unlimited success that Google has experienced through its “Maps” offering. Consider this: Maps is free, well maintained, can be embedded within a site with relative ease, and can be expanded upon and tailored to one’s liking through mashups. Marissa Mayer – Google’s VP of Search Products and User Experience stated “we think of our geo technologies as building a mirror onto the world.”