Book excerpt: This is the ultimate guide to the new digital world of music. Cutting through myths, it offers a step-by-step introduction to what's possible for performers, composers, and listeners-addressing legal and ethical issues as well as the nuts and bolts of what equipment to buy and what services are available. Written in a friendly, easy-to-understand way, this book will be the first and only reference needed for anyone wishing to enter the world of computer music.