After the raging blog activity surrounding the launch of iPhone OS 3.0 and the new iPhone 3GS, the Apple-focused blogosphere has finally slowed down to catch its collective breath. Still, there’s plenty to talk about, like Michael Jackson music sales going through the roof on iTunes, CEO Steve Jobs returning to Apple’s Cupertino campus, the Mac mini’s relatively high build cost, and MacBooks selling like text books in Maine. “Michael Jackson is likely make more money in death than he ever did in life — the Elvis effect,” writes Cult of Mac blogger Leander Kahney.