Sony Music Entertainment and Universal Music Group aren’t done with Suno in federal court. The two labels filed a new, 45-page lawsuit in the U.S. District Court in the District of Massachusetts against the AI music-generation company, alleging Suno’s new model, backed by several music companies, still infringed on Sony Music and UMG’s copyrighted works. The two (along with some of their respective imprints, named as fellow plaintiffs) alleged Suno’s admission that its new “v6” family of models ...