When most of us think about a machine composing musical pieces, we think of primitive songs coming out of a HAL 9000 that could be suitable for a child’s toy, but nothing that music lovers would actually enjoy. That’s because most of us haven’t heard of Emily Howell. No, that’s not a person—it’s the name of a computer program written by University of California, Santa Cruz professor David Cope that, after nearly three decades of work, is about to release,