Do track and trace apps work, top Amazon engineer 'rage quits'

Technology commentator Mark Pesce joins Kathryn to look at whether contact tracing apps are delivering as promised, even as privacy is threatened. Tim Bray, a legend in technology circles, quit as Amazon's VP and one of its top engineers over concerns about labour policies. He'll also talk about a big Taiwanese computer chip manufacturer moving production to the US. Mark Pesce is a futurist, writer, educator and broadcaster.