Apple is fighting a discovery request in a class action lawsuit brought by musicians like Rick James and Rob Zombie against Universal Music, The Hollywood Reporter reports. Specifically the plaintiffs want access to trial exhibits, expert reports, depositions, and other material from a suit by FBT Productions against UMG subsidiary Aftermath, filed over money owed from music by rapper Eminem. During the case, the 9th Circuit Court of Appeals ruled that FBT was right in saying that a contract between the parties should be read as treating digital music as "licenses" instead of "sales." The d