To quote The Beatles: "You say you want a revolution? Well, you know; We all want to change the world."

And indeed the world has changed. In recent months there has been an explosion of legal -- translation: "for purchase" -- downloading services. Plus the universe of digital music players and accessories for the players also is expanding...

To read the rest of the Digital Revolution article, click here.

To learn about other 'Sound Investments' Page, click here.

And if you want to join the revolution, you need to equip yourself for it. Here are some of TNPC's recommendations: