Independent artists are flooding the internet with new music - using services like TuneCore and Soundrop to reach streaming platforms like Spotify - as they find an outlet for their creativity while live shows are suspended. Also today: more information on why big concerts are unlikely to return this year, a surprise guest for Liam Gallagher's NHS benefit show, remembering jazz great and Miles Davis collaborator Lee Konitz, and a first look at a new David Bowie biopic.