An elastic pool! Technology architecture! Business model! A place where we store our photos and contacts! The days of keeping all our data on computer’s hard drive are over. We own so much digital property that cloud is becoming the only way to store it. But it is safe out there? What if it explodes? Discuss with Microsoft, Amazon, Ernst and Young and the European Commission where they store their (our) data, what they are doing to keep it safe and get them to solve the cloud riddle.