This doesn’t necessarily mean that damaging news articles about someone (or their embarrassing photos) would be deleted forever, but a person may be entitled to have Google search results and Wikipedia references that link to them expunged—the equivalent of removing a book from a library’s index system. Now, someone would only be able to see this content if they knew exactly where to look.

Thanks to the EU, an embarrassing past can be obscured online. How would that work on an immutable blockchain? (Photo: Pixabay/Tobias Heine)