Spirit tempered its ravenous passion for jazz, high voltage rock, folk, blues and avant garde electronics, hammered it like a slab of hot steel and shaped a glistering original sound that no one"s ever been able to duplicate. It"s a good thing this eclectically brilliant Los Angeles combo -- Jay Ferguson, Randy California, John Locke, Mark Andes and Ed "Cass" Cassidy -- always cut more material than it could use on its albums. Enthusiastically endorsed by the four surviving members of Spirit (all of whom were interviewed for the liner notes), Eventide, emphasizes the moody and the ethereal, and smolders like phosphorous.