Front of House Engineer/Audiophile Mark Davis aka Dark Mavis reveals the secrets to enjoying a long life working with hundreds of bands like Shiner, Burning Airlines, White Rabbits, Russian Circles, and Veruca Salt over a 40 year career that has allowed abundant travel to distant lands with bands he loves spreading the gospel of music at a pace he dictates, while maintaining a solid day gig at a record store that keeps him grounded and buried in new music; we also discuss just how he worked his way into Rush's personal hang crew from the '70s till now, and why music itself is constantly springing eternally new for him.