Before his death, John Lennon recorded a demo of a new song, "Now and Then" on a cassette. His Beatles bandmates later tried to repurpose it for release, but abandoned the project in part because of the poor voice quality. This week, Paul McCartney revealed that, 43 years after Lennon's death, the song will drop – thanks to AI technology. It's just the latest example of artificial intelligence's increasing presence in the music industry. Fake Drake songs, AI-generated Kanye covers and posthumous Biggie collabs have raised alarm about copyright, and existential questions about songwriting and creativity. Today, Saroja Coelho speaks with the host of Vulture's Switched on Pop podcast, Charlie Harding, about what the technology means for the music industry and art itself. For transcripts of this series, please visit: https://www.cbc.ca/radio/frontburner/transcripts