Bösendorfer -- once the favorite piano of Franz Liszt -- was purchased last month by the Yamaha Corporation. The Austrian company has been struggling financially in recent years and its market share is a fraction of Steinway's. With the sale complete, can Yamaha return the family-run operation to profitability? A look at Bosendorfer, and the globalization of the piano market, with Stuart Isacoff, editor of Piano Today magazine.