How many shiny, new features make a software update worthwhile? A dozen? A handful? Three? The quandary that potential purchasers face with Final Cut Express HD 3.5, the new version of Apple’s intermediate digital video editing software, is that it only has three significant new features - most cocktail recipes include more ingredients. However, the advances in this update, while few, make it a more compelling upgrade than the move from version 2.0 to 3.0.