If you have received a promo CD or – if this case is successful – some other promo item, you’d better not throw it away, as it would be piracy.In a brief filed in federal court yesterday, Universal Music Group (UMG) states that, when it comes to the millions of promotional CDs (“promo CDs”) that it has sent out to music reviewers, radio stations, DJs, and other music industry insiders, throwing them away is “an unauthorized distribution” that violates copyright law. Yes, you read that right — if you’ve ever