Germany refuses to sign copyright treatyFeb 10, 2012, 14:54 GMTBerlin - Germany will not sign an international copyright treaty, despite having already agreed to it in principal, government sources in Berlin said Friday, after protests over its implications for internet users.The Anti-Counterfeiting Trade Agreement (ACTA), initiated by the United States and Japan, seeks to protect intellectual property rights, 'including infringement taking place in the digital environment.'It was signed by the European Union and 22 of its 27 member states in January. Germany said at the time it would soon follow suit.But since January, the treaty has been...