https://www.youtube.com/watch?v=TAgo0GVsaQUVideo can’t be loaded because JavaScript is disabled: Dave Stewart: Alchemy, Experimentation and the Spirit of DIY (https://www.youtube.com/watch?v=TAgo0GVsaQU) When people talk about influential producers and songwriters, certain names are obligatory: George Martin, Brian Eno, Rick Rubin. Yet there is another…