Will AI Ever Understand Us?

Are recent strides in artificial intelligence more about computers becoming better at matching patterns than about real human-like understanding of tasks? Plus, why a mysterious Russian satellite displaying "very abnormal behaviour" has raised alarm in the US. And is the richness of spoken English at risk from speaking to AI assistants? Presented by Rory Cellan-Jones, with BBC tech reporter Jane Wakefield, and special guest Kriti Sharma, VP of artificial intelligence at Sage.