Mealey's (January 4, 2018, 9:29 AM EST) -- LOS ANGELES — A music publishing firm on Dec. 29 sued Spotify USA Inc. for $1.6 billion in California federal court, asserting that the online music-streaming provider has failed to obtain proper licenses to cover royalties to songwriters who hold the copyrights in the compositions for songs that Spotify users have streamed billions of times (Wixen Music Publishing Inc. v. Spotify USA Inc., No. 2:17-cv-09288, C.D. Calif.)....