“Over the past decade, consumers have purchased well over 10 billion CDs and DVDs. And if you believe the electronics makers, optical discs are now entering their golden age. In the coming months, you’re going to hear a lot about two new disc technologies, Blu-ray and HD-DVD, and the powerful coalitions that aim to bring them to market.” But guess what? Neither format is going to be a hit. Why? It’s all online, baby…