This is huge. The world wins back some control over their data.
It would be hard to overstate the importance of the GDPR, which will have global ramifications for both the privacy sector in particular and the digital world in general. Its impact on open source is more subtle, but no less profound. Although it was never intended as such, it will effectively address the key problem left unresolved by free software: how to endow users with the same kind of control that they enjoy over their own computers, when they use online services. As a result, May 25, 2018 should go down as the day when the freedom bestowed by open source went up a notch.