Will GDPR scupper blockchain?

Europes General Data Protection Regulation (GDPR) has stirred much debate over internet privacy. Essentially, the GDPR aims to create digital rights for EU citizens, requiring companies that collect or use personal data to ask for consent from their users or customers. This includes companies that maintain databases containing personal data, even if they do not have a physical presence in the EU. Those who oppose the GDPR say its authors focused on the simplistic view that companies centralise data collection...