> This really isn't that much different from other album concepts that depend on a particular medium. The Who's Tommy is a rock opera; but more people know just

> This really isn't that much different from other album concepts that depend on a particular medium. The Who's Tommy is a rock opera; but more people know just the album. Just the album? Tommy is a rock opera album. Rock opera is a genre, or subgenre. How does a rock opera depend on a specific medium?