There can barely have been a moment in time so filled with anxiety over digital advertising techniques as 2018. In the last few years since the advent of “programmatic”, many ad buyers have become used to using customer data from a variety of sources to piece together profiles that can target audiences through networks, wherever they may be. But two mega-trends are causing collywobbles amongst practitioners of these new arts: General Data Protection Register (GDPR) AND Facebook’s Cambridge Analytica