Online privacy used to mean being careful about what you shared. You also had some control over what others shared about you because much of that info was public. You could ask a friend to take down that unflattering photo on Facebook, for example.Online privacy used to mean being careful about what you shared. You also had some control over what others shared about you because much of that info was public. You could ask a friend to take down that unflattering photo on Facebook, for example.Machine learning & AI[#item_full_content]