Suzy of Suzy and the Substitutes shares the story behind her new rock single “21st Century” and the long road that brought her into music as an independent artist. She discusses the message behind the song, her unusual creative process, and the collaborators who help shape the band’s rotating sound. The conversation explores persistence, reinvention, rock’s tradition of social commentary, and why it is never too late to pursue the music that has always been part of you.