Why is everyone afraid of facial recognition?

It's coming to our cities faster and faster: facial recognition. Often presented by industrials as a solution to improve daily life and enhance security, it embodies a risk to individual liberties. Is a wise use of this technology possible? Is it necessary to invent it in the European way in order to avoid the Chinese surveillance society? Are we condemned to live in a world where the anonymity has disappeared? Watch our video with Martin Drago, lawyer at Quadrature du net and Olivier Tesquet, journalist and author of the book "à la trace".