We don't know yet. But, for instance, the Cambridge Analytica data is nearly a decade old, and we didn't know back then that it could be used to (potentially) h

We don't know yet. But, for instance, the Cambridge Analytica data is nearly a decade old, and we didn't know back then that it could be used to (potentially) hijack a Presidential election. It's not so much a matter of what a hacker could do with this data today, but rather in 10 or 20 years.