While it a bad user agreement it is by no means unique. And in fact FaceApp Might Have Your Picture. Facebook and Google Have a Lot More

True is when you put your data in the hands of companies then you are always goign to be taking a risk as there are no real defined international laws yet about personal data.

Like I said before technology is evolving faster than society is. Just one of the pain points we are going to face as the progress of technology.