What Do You Really Need to Know?
How much music theory does a songwriter need to know? You might as well ask how many brushes a painter needs or how many instruments should be in a band. How much theory you'll need is up to you. If you're a classical composer, you'll probably want a college-level education in theory and composition. If you're a film, TV, or jingle writer, it
Starting out as a rock musician with no knowledge of formal music theory, Frank Zappa became increasingly interested in theory and compositional techniques. He went on to become a respected innovator in rock and jazz and one of the premier classical composers of the twentieth century. He even invented a new form of musical notation.
Did the part about the money get your attention? Like any other advantage you could name, an education in theory doesn't guarantee success, but it