Moral Maze

Worried Facebook-users who have deleted their accounts because of the Cambridge Analytica scandal have been discovering that the social network held even more data about them than they had feared: complete records of their phone calls and text messages, contacts from their address books, appointments from their calendars, reminders of their friends' birthdays... It is naïve to suggest that we can ever again be truly private individuals, however much we might like to be, but is the harvesting of our personal information getting out of hand? The moral issue is not just about privacy - whether these companies should have such information about us in the first place - but is also about the ways in which it can be used. Is it right to divide up the population into sub-groups, without their knowledge, so they can be precisely targeted with advertisements and political propaganda? "Shocking!" say some newspaper pundits. "It's what advertisers and campaigners have always done," say others. What, if anything, should b