Discussions about artificial intelligence (AI) have quickly turned from the excited to the apocalyptic. Are warnings that AI could pose an existential threat valid, or do they distract from the real danger AI is already causing?Contributors:Charlie Beckett - head, Polis LSE JournalismAI ProjectYoshua Bengio - professor of computer science, University of MontrealSarah Myers West - director, AI Now InstituteÉmile P Torres - author of Human Extinction: A History of the Science and Ethics of AnnihilationOn our radar:A year on from the murders of British journalist Dom Phillips and Brazilian Indigenous activist Bruno Pereira, producer Flo Phillips reports on the justice being served and how their work goes on, done by others.Hitler, the Holocaust and the politics of memory:Eight decades after the first train of prisoners arrived at the Auschwitz-Birkenau extermination camp, Holocaust survivors - and their testimonies - are dwindling. Producer Johanna Hoes explores the politics of memory and the importance of recounting history, so it doesn’t repeat itself.Contributors:Jan Grabowski - professor of history, University of OttawaMindu Hornick - Auschwitz survivorNelly Ben-Or - Holocaust survivor and pianistPawel Sawicki - press officer, Auschwitz-Birkenau State MuseumSubscribe to our channel http://bit.ly/AJSubscribeFollow us on Twitter https://twitter.com/AJEnglishFind us on Facebook https://www.facebook.com/aljazeeraCheck our website: http://www.aljazeera.com/Check out our Instagram page: https://www.instagram.com/aljazeeraenglish/@AljazeeraEnglish#Aljazeeraenglish#News