A SuperMinds 2014 Talk by Tim Verbelen (iMinds - IBCN – UGent). Currently Cloud Computing is a hot topic in computer science. Recently, with the rising popularity of wearable and smart devices, resources are not only clustered in datacenters, but are also present everywhere around you: Instead of a distant Cloud you are surrounded by a Fog. However, since the beginning of computer networks, people already had the vision of intelligent interconnected devices everywhere. Are we there yet, and what are the challenges still to be tackled?