Our cities' resources are poorly managed: from empty desks in buildings to finding empty parking spaces. If only we understood when and where these resources would be available the potential savings could be humongous. But how could we rollout the required sensors in an effective way? ** Bastiaan launches new ventures based on disruptive innovations. He has worked on innovations ranging from smart homes to augmented reality and from sensorial marketing to cyber security. He has launched new ventures in industries ranging from the energy sector to postal services and from aerospace to telecom. This talk was given at a TEDx event using the TED conference format but independently organized by a local community.