Brussels, 04/05/2004 (Agence Europe) - The European Commission has warned sixteen organisations that collecting royalties on behalf of music authors is potentially in breach of European Union competition rules. The Santiago Agreement was notified to the Commission in April 2001 by the collecting societies of the UK (PRS), France (SACEM), Germany (GEMA) and the Netherlands (BUMA), which were subsequently joined by all societies in the European Economic Area (except for the Portuguese society...