On February 12, the Mechanical Licensing Collective (MLC) filed a lawsuit against streaming music company Pandora Media in the Middle District of Tennessee seeking unpaid royalty fees for blanket licenses under the Music Modernization Act (MMA). The case, prompted by recent final determinations on blanket license royalty rates, could prove an interesting test case on the level of interactivity and personal control required before a streaming service qualifies as a covered activity under the MMA.