Blockchain: cheap, fast and accurate (but consumes a huge amount of energy) One projection puts energy use by blockchain miners in 2030 at 14% above today's world supply Markus Demary and Vera Demary Summing up, it is still uncertain whether the blockchain will be a disruption to financial services. For a well-functioning market for blockchain applications to emerge, these have to be able to compete with current systems. Blockchain services need a legal definition and should be compliant with rules and regulation. Moreover, there should be registration requirements for mining services as well as supervision since miners could become critical infrastructure. http://blogs.lse.ac.uk/businessreview/2017/01/19/blockchain-cheap-fast-and-a... -- Prof. Avv. Alessandro Mantelero Politecnico di Torino Nexa Center for Internet and Society | Director of Privacy Politecnico di Torino–Tongji University| Coordinator, Double Degree program in Management and IP Law Nanjing University of Information Science and Technology | Part-time Expert, School of Public Administration European Data Protection Law Review | Associate Editor http://staff.polito.it/alessandro.mantelero @mantelero EMAIL POLICY: once a day (Mon-Fri)