Classical music, like any art form that demands effort and intellectual engagement from its fans, can be an intimidating experience for the uninitiated. But today, there are any number of ways for classical neophytes to take the plunge, and thanks to the internet, you can listen to almost any piece without ever leaving your desk. One new guide to exploring the classical world even combines the printed word with an astonishingly large online database of music, enough to keep any fan of the genre listening for years.