Everything is getting more and more connected nowadays. Information in all kinds of different media are being digitized and made available increasingly global and widespread by the development of computers and the internet in the last three decades. This enabled the explosive growth of a hyperlinked network of information. By the increasing connectedness of technologies people, buildings and geography are added to this hyperspace. Just look at the emergence of online social networks (like myspace, facebook, etc.), mobile communication, the Global Position System (GPS), Geographic Information Systems (think of Google Earth) and more and more advanced logistic management using coupled databases (like amazon.com) in the last few years. The eve...