'Backstaged: The Devil in Metal' - a podcast on origins and decadence of metal

"A time machine through the origins of metal music, its connection to darkness and decadence, the lifestyle of many of its followers and how its upped the ante on the phrase 'sex, drugs and rock n’ roll'" - reads the introduction to 'Backstaged: The Devil in Metal' podcast. The latest episode goes into the originators - Black Sabbath.