The Sunday Times' tech correspondent Danny Fortson takes a "Monks to Metallica" tour of the Dreamforce conference in San Francisco before sitting down with Andreas Weigend, Amazon's first chief scientist, to cover five big questions: 1. Is china's social credit score a glimpse of the future? (12:30), 2. Is privacy dead? (24:55), 3. Is the concept of data being used for rather than against every people a realistic prospect? (33:45), 4. What does Amazon do that other's don't that makes it so successful? (38:00), 5. Does the rise of AI signal an epochal shift for humanity, or is this just another false dawn? (47:15).