Watch: Our video conference call with Tim O’Reilly on antitrust in the Big Tech age

Quartz ideas editor Georgia Frances King asks Tim O’Reilly to elaborate on his insightful think piece about antitrust in the digital-marketplace age. Google and Amazon are reducing the choices we have as consumers through algorithms and design—but when traditional monopolistic measures have been based on cost for consumers, not the choices they make, how can regulators keep up?