GDPR provides a legal framework through which Europeans are able to get companies to honor their wishes with data .
While it has teeth, it does nothing to physically stop a bad (or unconcerned) actor from don't something you don't want with that data, and once they have it you can't put Pandora back in the box.
While it has teeth, it does nothing to physically stop a bad (or unconcerned) actor from don't something you don't want with that data, and once they have it you can't put Pandora back in the box.