File - "Star Wars" characters, Darth Vader, left, and Chewbacca, right, pose with Boston Pops Orchestra Conductor John Williams, backstage after Williams conducted the Pops in music from the movies he orchestrated, in this July 12, 1997 file photo taken at Tanglewood in Lenox, Mass. Curiosity about music royalties inspired one of the questions in this edition of "Ask AP," a weekly Q&A column where AP journalists respond to readers' questions about the news. AP Photo logo AP Photo 4 months ago

File - "Star Wars" characters, Darth Vader, left, and Chewbacca, right, pose with Boston Pops Orchestra Conductor John Williams, backstage after Williams conducted the Pops in music from the movies he orchestrated, in this July 12, 1997 file photo taken at Tanglewood in Lenox, Mass. Curiosity about music royalties inspired one of the questions in this edition of "Ask AP," a weekly Q&A column where AP journalists respond to readers' questions about the news.