When people look at an iMac, they think the design is really great, but most people don’t understand it’s not skin deep,’ he said. ‘There’s a reason why, after two years, people haven’t been able to copy the iMac. It’s not just surface. The reason the iMac doesn’t have a fan is engineering. It took a ton of engineering and that’s true for the Cube and everything else.
Steve Jobs, 2000